2006 2007 2008 - 2009 - 2010 2011 2012
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- January 1 – Austria, Japan, Mexico, Turkey, and Uganda assume their seats on the United Nations Security Council.
- January 1 – The Czech Republic takes over the presidency of the Council of the European Union from France.
- January 1 – Asunción, the capital of Paraguay, becomes the American Capital of Culture and Vilnius and Linz become the European Capitals of Culture.
- January 1 – Slovakia adopts the Euro as its national currency, replacing the Slovak koruna.
- January 3 – Israel launches a ground invasion of the Gaza Strip as the Gaza War enters its second week.
- January 7 – Russia shuts off all gas supplies to Europe through Ukraine. Prime Minister Vladimir Putin publicly endorses the move and urges greater international involvement in the energy dispute.
- January 13 – Ethiopian military forces begin pulling out of Somalia, where they have tried to maintain order for nearly two years.
- January 17 – Israel announces a unilateral ceasefire in the Gaza War. It comes into effect the following day, on which Hamas declares a ceasefire of its own.
- January 20 – Barack Obama is inaugurated as the 44th, and first African American, President of the United States.
- January 21 – Israel completes its withdrawal from the Gaza Strip. Intermittent air strikes by both sides of the preceding war continue in the weeks to follow.
- January 22 – Congolese rebel leader Laurent Nkunda is captured by Rwandan forces after crossing over the border into Rwanda.
- January 26 – The first trial at the International Criminal Court is held. Former Union of Congolese Patriots leader Thomas Lubanga is accused of training child soldiers to kill, pillage, and rape.
- January 26 – The Icelandic government and banking system collapse; Prime Minister Geir Haarde immediately resigns.
- February 1 – Patriarch Kirill I of Moscow is enthroned as the Patriarch of the Russian Orthodox Church.
- February 1 – Jóhanna Sigurðardóttir is appointed as the new Prime Minister of Iceland, becoming the world's first openly lesbian head of government.
- February 7 – The deadliest bushfires in Australian history begin; they kill 173, injure 500 more, and leave 7,500 homeless. The fires come after Melbourne records the highest-ever temperature (46.4°C, 115°F) of any capital city in Australia. The majority of the fires are ignited by either fallen or clashing power lines or deliberately lit.
- February 8 – The Taliban releases a video of Polish geologist Piotr Stańczak, whom they had abducted a few months earlier, being beheaded. It is the first killing of a Western hostage in Pakistan since American journalist Daniel Pearl was executed in 2002.
- February 10 – A Russian and an American satellite collide over Siberia, creating a large amount of space debris.
- February 11 – Morgan Tsvangirai is sworn in as the new Prime Minister of Zimbabwe following the power-sharing deal with President Robert Mugabe signed in September, 2008.
- February 17 – The JEM rebel group in Darfur, Sudan sign a pact with the Sudanese government, planning a ceasefire within the next 3 months.
- February 26 – Former Serbian president Milan Milutinović is acquitted by the International Criminal Tribunal for the former Yugoslavia regarding war crimes during the Kosovo War.
- March 2 – The President of Guinea-Bissau, João Bernardo Vieira, is assassinated during an armed attack on his residence in Bissau.
- March 3 – Gunmen attack a bus carrying Sri Lankan cricketers in Lahore, Pakistan, killing eight people and injuring several others.
- March 4 – The International Criminal Court (ICC) issues an arrest warrant for Sudanese President Omar Hassan al-Bashir for war crimes and crimes against humanity in Darfur. Al-Bashir is the first sitting head of state to be indicted by the ICC since its establishment in 2002.
- March 7 – NASA's Kepler Mission, a space photometer which will search for extrasolar planets in the Milky Way galaxy, is launched from Cape Canaveral Air Force Station, Florida, USA.
- March 17 – The President of Madagascar, Marc Ravalomanana, is overthrown in a coup d'état, following a month of rallies in Antananarivo. The military appoints opposition leader Andry Rajoelina as the new president.
- April 1 – Albania and Croatia join the North Atlantic Treaty Organization (NATO).
- April 2 – The second G-20 summit, involving state leaders rather than the usual finance ministers, meets in London. Its main focus is an ongoing global financial crisis.
- April 3–4 – The 21st NATO Summit is held, 60 years after the founding of the organization. Former Danish Prime Minister Anders Fogh Rasmussen is appointed as the new Secretary General of NATO.
- April 5 – North Korea launches the Kwangmyŏngsŏng-2 rocket, prompting an emergency meeting of—but no official reaction from—the United Nations Security Council.
- April 6 – A 6.3 magnitude earthquake strikes near L'Aquila, Italy, killing nearly 300 and injuring more than 1,500.
- April 7 – Former Peruvian President Alberto Fujimori is sentenced to 25 years in prison for ordering killings and kidnappings by security forces.
- April 10 – A political crisis begins in Fiji when President Josefa Iloilo suspends the nation's Constitution, dismisses all judges and constitutional appointees and assumes all governance in the country after the Court of Appeal rules that the government of Prime Minister Frank Bainimarama is illegal.
- April 11–12 – The Fourth East Asia Summit is postponed after Thai Prime Minister Abhisit Vejjajiva declares a state of emergency in Bangkok and surrounding areas.
- April 17 – Thirty-four heads of state and government meet in Port of Spain, Trinidad for the 5th Summit of the Americas.
- April 18 – Roxana Saberi, an Iranian-American journalist, is sentenced to eight years in prison for espionage by an Iranian court. She is released the following month, after an appeals court reduces and suspends her sentence.
- April 21 – UNESCO launches The World Digital Library.
- April 24 – The World Health Organization expresses concern at the spread of influenza from Mexico and the United States to other countries. International cases and resulting deaths are confirmed.
- April 29 – Amidst Russia's effort to improve relations with NATO and with the West in general, NATO expels two Russian diplomats from NATO headquarters in Brussels over a spy scandal in Estonia. Russia's Foreign Ministry criticises the expulsions.
- May 18 – The third C40 Large Cities Climate Leadership Group meets in Seoul.
- May 18 – Following more than a quarter-century of fighting, the Sri Lankan Civil War ends with the total military defeat of the LTTE.
- May 21 – Federal and local law enforcement agencies execute the largest gang bust in United States history, arresting and indicting 63 members and associates of Varrio Hawaiian Gardens, a Latino gang that aimed to violently eliminate the Black presence in Hawaiian Gardens, California.
- May 23 – Former President of South Korea Roh Moo-hyun, under investigation for alleged bribery during his presidential term, commits suicide.
- May 25 – North Korea announces that it has conducted a second successful nuclear test in the province of North Hamgyong. The United Nations Security Council condemns the reported test.
- June 1 – Air France Flight 447, en route from Rio de Janeiro, Brazil to Paris, crashes into the Atlantic Ocean, killing all 228 on board.
- June 11 – The outbreak of the H1N1 influenza strain, commonly referred to as "swine flu", is deemed a global pandemic, becoming the first condition since the Hong Kong flu of 1967–1968 to receive this designation.
- June 12 – Mahmoud Ahmadinejad is reelected as the president of Iran. During the following weeks, supporters of defeated candidate Mir-Hossein Mousavi protest the results. The resultant violence is said to be the worst seen in Iran since the Iranian revolution of 1979.
- June 18 – NASA launches the Lunar Reconnaissance Orbiter/LCROSS probes to the Moon, the first American lunar mission since Lunar Prospector in 1998.
- June 20 – The death of Neda Agha-Soltan, an Iranian student shot during a protest, is captured on what soon becomes a viral video that helps to turn Neda into an international symbol of the civil unrest following the presidential election.
- June 21 – As a step toward total independence from the Kingdom of Denmark, Greenland assumes control over its law enforcement, judicial affairs, and natural resources. Greenlandic becomes the official language.
- June 25 – The death of American entertainer Michael Jackson triggers an outpouring of worldwide grief. Online, reactions to the event cripple several major websites and services, as the abundance of people accessing the web addresses pushes internet traffic to potentially unprecedented and historic levels.
- June 28 – The Supreme Court of Honduras orders the arrest and exile of President Manuel Zelaya, claiming he was violating the nation's constitution by holding a referendum to stay in power. The United Nations and the Organization of American States condemn the coup d'état.
- June 30 – Yemenia Flight 626 crashes off the coast of Moroni, Comoros, killing all but one of the 153 passengers and crew.
- July 1 – Sweden assumes the presidency of the European Union.
- July 4 – The Organization of American States suspends Honduras due to the country's recent political crisis after its refusal to reinstate President Zelaya.
- July 5 – Over 150 are killed when a few thousand ethnic Uyghurs target local Han Chinese during major rioting in Ürümqi, Xinjiang.
- July 7 – A public memorial service is held for musician Michael Jackson.
- July 15 – Caspian Airlines Flight 7908 crashes near Qazvin, Iran, killing all 168 on board.
- July 16 – Iceland's national parliament, the Althingi, votes to pursue joining the EU.
- July 22 – The longest total solar eclipse of the 21st century, lasting up to 6 minutes and 38.8 seconds, occurs over parts of Asia and the Pacific Ocean.
- August 3 – Bolivia becomes the first South American country to declare the right of indigenous people to govern themselves.
- August 4 – North Korean leader Kim Jong-il pardons two American journalists, who had been arrested and imprisoned for illegal entry earlier in the year, after former U.S. President Bill Clinton meets with Kim in North Korea.
- August 7 – Typhoon Morakot hits Taiwan, killing 500 and stranding more than 1,000 via the worst flooding on the island in half a century.
- August 20 – Abdelbaset Ali Mohmed Al Megrahi, imprisoned for the 1988 bombing of Pan Am Flight 103, is released by the Scottish government on compassionate grounds as he has terminal prostate cancer. He returns to his native Libya.
- September 25 – At the G-20 Pittsburgh summit, world leaders announce that the G-20 will assume greater leverage over the global economy, replacing the role of the G-8, in an effort to prevent another financial crisis like that in 2008.
- September 26 – Typhoon Ketsana begins to cause record amounts of rainfall in Manila, Philippines, leading to the declaration of a "state of calamity" in 25 provinces.
- September 28 – At least 157 demonstrators are killed in a clash with the Guinean military.
- September 29 – An 8.3-magnitude earthquake triggers a tsunami near the Samoan Islands. Many communities and harbors in Samoa and American Samoa are destroyed, and at least 189 are killed.
- September 30 – A 7.6-magnitude earthquake strikes just off the coast of Sumatra, killing around 1,000 in Indonesia.
- October 2 – The International Olympic Committee awards the 2016 Summer Olympics to Rio de Janeiro.
- October 2 – Ireland holds a second referendum on the EU's Lisbon Treaty. The amendment is approved by the Irish electorate, having been rejected in the Lisbon I referendum held in June 2008.
- October 20 – European astronomers discover 32 exoplanets.
- November 3 – The Czech Republic becomes the final member-state of the European Union to sign the Treaty of Lisbon, thereby permitting that document's initiation into European law.
- November 3 – The Prime Minister of Belgium, Herman Van Rompuy, is designated the first permanent President of the European Council, a position he takes up on 1 December 2009.
- November 13 – Having analyzed the data from the LCROSS lunar impact, NASA announces that it has found a "significant" quantity of water in the Moon's Cabeus crater.
- November 20 – CERN restarts the Large Hadron Collider particle accelerator in Geneva, Switzerland; they had shut it down on September 19, 2008.
- November 23 – In the Philippines, at least 57 are abducted and killed in an election-related massacre in the province of Maguindanao. This appears to be the deadliest attack on journalists in recent history.
- November 27 – Dubai requests a debt deferment following its massive renovation and development projects, as well as the late 2000s economic crisis. The announcement causes global stock markets to drop.
- December 1 – The Treaty of Lisbon comes into force.
- December 7 – December 18 – The UNFCCC's United Nations Climate Change Conference 2009 conference is held in Copenhagen, Denmark.
- December 16 – Astronomers discover GJ1214b, the first-known exoplanet on which water could exist.
- January 13 – Patrick McGoohan, American-born British actor (born 1928)
- April 9 - Colin Jordan, British National Socialist leader (b. 1923)
- May 2 – Jack Kemp, American politician and football player (born 1935)
- June 25 – Michael Jackson, Black performer and recording artist (born 1958)
- July 6 – Robert McNamara, 8th United States Secretary of Defense (born 1916)
- July 17 – Walter Cronkite, American newscaster (born 1916)
- August 25 – Ted Kennedy, American politician (born 1932)
- October 4 – Günther Rall, German fighter pilot (born 1918)
- Topolánek asks Barroso for help in visa dispute Prague Daily Monitor
- Slovakia adopts the euro on January 1 Times Online
- Israeli Troops Launch Attack on Gaza. New York Times (2009-01-03). Retrieved on 2009-10-09.
- Europeans shiver as Russia cuts gas shipments.
- "Somali joy as Ethiopians withdraw". News article (BBC News): pp. 2. 2009-01-13. http://news.bbc.co.uk/2/hi/africa/7825626.stm. Retrieved 2009-01-25.
- "Israel declares ceasefire in Gaza". BBC. January 17, 2009. http://news.bbc.co.uk/2/hi/middle_east/7835794.stm. Retrieved January 17, 2009.
- Haaretz, January 18, 2009
- CNN January 18, 2009 
- BBC January 18, 2009 
- Middle East | Last Israeli troops 'leave Gaza'. BBC News (2009-01-21). Retrieved on 2009-07-07.
- At least six Gaza rockets hit southern Israel – Haaretz – Israel News. Haaretz. Retrieved on 2009-07-07.
- Kassam rocket strikes Eshkol Region|Israel|Jerusalem Post. Jpost.com. Retrieved on 2009-07-07.
- "'Five rockets' fired into Israel". BBC. February 28, 2009. http://news.bbc.co.uk/2/hi/middle_east/7916555.stm. Retrieved February 28, 2009.
- Congo and Rwanda forces arrest rebel leader Laurent Nkunda The Guardian
- Congo Warlord Pleads Not Guilty at ICC’s First Trial (Update1). Bloomberg.com (2009-01-26). Retrieved on 2009-07-07.
- Icelandic PM becomes world's first leader to step down over banking system crisis | World news. The Guardian. Retrieved on 2009-07-07.
- Orthodox Church enthrones leader. BBC (2009-02-01). Retrieved on 2009-07-16.
- First gay PM for Iceland cabinet. BBC News (1 February 2009). Retrieved on 2009-07-16.
- Video of Beheading of Pole Held by Taliban Is Real, Official Says
- Crash of US, Russian Satellites a Threat in Space – ABC News. Abcnews.go.com. Retrieved on 2009-07-07.
- Tsvangirai sworn in Zimbabwe PM. BBC News. BBC (2009-02-11). Retrieved on 2009-02-11.
- Sudan, Darfur Rebel Group Sign Peace Framework – ABC News. Abcnews.go.com. Retrieved on 2009-07-07.
- Ex-Serbian president acquitted of Kosovo war crimes. Reed Stevenson. Reuters (2009-02-26). Retrieved on 2009-03-11.
- President of Guinea-Bissau assassinated – CNN.com. Edition.cnn.com (2009-03-02). Retrieved on 2009-07-07.
- Gunmen shoot Sri Lanka cricketers. BBC News (3 March 2009). Retrieved on 3 March 2009.
- Reuters.com. Reuters (4 March 2009). Retrieved on 4 March 2009.
- Madagascar president forced out. BBC News (17 March 2009). Retrieved on 17 March 2009.
- U.N. Security Council to meet on N. Korea launch. CNN (April 5, 2009). Retrieved on April 5, 2009.
- BBC: Italian rescuers work into night
- "Fijian president Ratu Josefa Iloilo abolishes constitution, sacks judiciary and assumes power". Australian Associated Press (The Australian). 2009-04-10. http://www.theaustralian.news.com.au/story/0,24897,25316239-601,00.html. Retrieved 2009-04-10.
- "AP Top News at 4:00 a.m. EDT". Associated Press. 12 April 2009. Archived from the original on 2009-04-17. http://web.archive.org/web/20090417051741/http://www.google.com/hostednews/ap/article/ALeqM5g8-DEMtAE9q4i4ySQ0eV_qZefmRQD97GQ08G0. Retrieved 2009-04-12.
- "AP Top News at 4:00 a.m. EDT". BBC News. 12 April 2009. http://news.bbc.co.uk/1/hi/world/asia-pacific/7995606.stm. Retrieved 2009-04-12.
- Iran sentences U.S. journalist to 8 years. CNN (April 18, 2009). Retrieved on April 20, 2009.
- U.N. Launches Library Of World's Knowledge. The Washington Post Company (April 21, 2009). Retrieved on April 21, 2009.
- Statement by WHO Director-General, Dr Margaret Chan 25 April 2009 — Swine influenza. World Health Organization (2009-04-25). Retrieved on 2009-04-26.
- Deadly new flu strain erupts in Mexico, U.S.
- Canadian Governments Confirm Six Cases of Swine Flu (Update2). Bloomberg L.P. (April 26, 2009). Retrieved on April 26, 2009.
- NATO expels two Russians over Estonia spy scandal. Reuters (April 30, 2009). Retrieved on May 7, 2009.
- C. Bryson Hull and Ranga Sirilal. Sri Lanka’s long war reaches end, Tigers defeated. Archived from the original on 2009-06-11. Retrieved on 2009-05-31.
- "Ex-S Korea leader 'kills himself'". BBC News. 2009-05-23. http://news.bbc.co.uk/2/hi/asia-pacific/8064799.stm. Retrieved 2009-05-23.
- "UN Security Council Condemns North Korea Nuclear Test (Update1)". Bloomberg. May 25, 2009. http://www.bloomberg.com/apps/news?pid=20601089&sid=aOoNPErMuqyg. Retrieved May 31, 2009.
- World now at the start of 2009 influenza pandemic. World Health Organization (2009-06-11). Retrieved on 2009-06-30.
- BBC: Self-rule introduced in Greenland
- CNN: Jackson dies, almost takes Internet with him
- BBC: Web slows after Jackson's death
- New York Times: Medication is a focus of Jackson inquiry
- New York Times: With Jackson entry, Wikipedia may have set a record
- Honduran leader forced into exile
- OAS condemns Honduras coup, demands return of Zelaya. World Bulletin (2009-06-29). Retrieved on 2009-06-29.
- Girl survives Yemen plane crash. BBC News (1 July 2009). Retrieved on 1 July 2009.
- Iceland to hand in formal EU membership application Earth Times
- Ousted Honduran leader departs on flight for home | U.S.. Reuters (2009-02-09). Retrieved on 2009-07-07.
- Laprensa.hn (Spanish)
- Helgason, Gudjon and Meera Selva. "Iceland's parliament votes to join EU". Yahoo! News, 16 July, 2009.
- Evo inicia la implementación de la autonomía indígena con fiesta. La Razón (August 3 2009). Archived from the original on 2009-09-05. Retrieved on September 1 2009. (Spanish)
- Clinton leaves North Korea with pardoned journalists. Reuters (August 4 2009). Retrieved on August 5 2009.
- "Taiwan president under fire for go it alone handling of typhoon accepts US aid". Telegraph. August 16, 2009. http://www.telegraph.co.uk/news/worldnews/asia/taiwan/6038112/Taiwan-president-under-fire-for-go-it-alone-handling-of-typhoon-accepts-US-aid.html. Retrieved August 16, 2009.
- BBC News
- BBC News
- 67% vote Yes to Lisbon Treaty. RTÉ News (3 October 2009). Archived from the original on 5 October 2009. Retrieved on 3 October 2009.
- Results received at the Central Count Centre for the Referendum on Treaty of Lisbon 2009 (3 October 2009). Retrieved on 3 October 2009.
- "Irish Ayes on Lisbon Treaty Have Europe Smiling". TIME. 4 October, 2009. http://www.time.com/time/world/article/0,8599,1927731,00.html. Retrieved 4 October 2009.
- "Lisbon II referendum set for 2 October". RTÉ News. 8 July 2009. http://www.rte.ie/news/2009/0708/eulisbon.html. Retrieved 8 July 2009.
- "Irish treaty vote set for October". BBC News. 8 July 2009. http://news.bbc.co.uk/2/hi/europe/8140269.stm. Retrieved 8 July 2009.
- European scientists find trawl of 32 new planets. Reuters (2009-10-19). Retrieved on 2009-10-20.
- Tony Blair Has Dropped Out Of The Race To Be EU President As Herman Van Rompuy Gets The Nod - World News - Sky News. Retrieved on 2009-11-20.
- Webcast: One week to go until crucial summit – Swedish Presidency of the European Union (2009-11-20). Retrieved on 2009-11-20.
- The Treaty of Lisbon will enter into force on 1 December 2009, and on that date the six month rotating presidency of the European Council, currently held by Sweden, will cease to exist (as the provision for its existence will have been erased from the Treaties in force) and the new office of President of the European Council will come into being. The appointment of Herman van Rompuy as President of the European Council will be formalized on the date of the entry into force of the Treaty of Lisbon, and will be effective immediately. Also, article 6 of the Protocol on transitional provisions annexed to the Treaty of Lisbon provides that, on the date of the entry into force of the Treaty, the terms of office of the current High Representative for the common foreign and security policy and of the Deputy Secretary General of the Council shall cease, and the Council shall then elect a Secretary General (the current High Representative combines the role of Secretary General of the Council, but that will no longer be the case under the Lisbon Treaty). http://register.consilium.europa.eu/pdf/en/08/st06/st06655.en08.pdf
- NASA (2009-11-13). "NASA's LCROSS Impacts Confirm Water in Lunar Crater". Press release. Archived from the original on 2009-11-21. http://www.webcitation.org/query?url=http%3A%2F%2Fwww.nasa.gov%2Fhome%2Fhqnews%2F2009%2Fnov%2FHQ_09-265_LCROSS_Confirms_Water.html&date=2009-11-21. Retrieved 2009-11-21. "Preliminary data from NASA's Lunar Crater Observation and Sensing Satellite, or LCROSS, indicates the mission successfully uncovered water in a permanently shadowed lunar crater."
- "NASA finds 'significant' water on moon". CNN. 2009-11-13. http://www.cnn.com/2009/TECH/space/11/13/water.moon.nasa/index.html. Retrieved 2009-11-21.
- Overbye, Dennis (2009-11-20). "Proton Beams Are on Track at Collider". The New York Times. http://www.nytimes.com/2009/11/21/science/21collider.html. Retrieved 2009-11-21.
- "Hadron Collider forced to halt". BBC News Online. 2008-09-19. http://news.bbc.co.uk/1/hi/7626256.stm. Retrieved 2009-11-21.
- Papa, Alcuin (2009-11-26). "Maguindanao massacre worst-ever for journalists". Philippine Daily Inquirer. http://politics.inquirer.net/view.php?db=1&article=20091126-238554. Retrieved 2009-11-26.
- BBC News
- COP15, United Nations Climate Change Conference, Copenhagen 2009. Dates put back 1 week due to previous clash with Muslim period of Ramadan