- Former President of the Philippines Corazon Aquino dies at the age of 76.
- Gazprom launches construction of the Sakhalin–Khabarovsk–Vladivostok gas pipeline.
- Malam Bacai Sanhá is elected President of Guinea-Bissau.
- In Moldova's parliamentary election, the ruling Party of Communists of the Republic of Moldova obtains a plurality but fails to gain a majority.
- At least two people are killed and 15 others injured in a shooting attack at the Gay and Lesbian Association building in Tel-Aviv, Israel.
- Three people are killed in a pneumonic plague outbreak (Yersinia pestis pictured) in Ziketan Town, Qinghai, China.
- Eight Christians are killed in a religious unrest in Punjab, Pakistan, triggered by an alleged desecration of a Qur'an.
- North Korea pardons two imprisoned American journalists during visit by former U.S. President Bill Clinton.
- A new strain of the human immunodeficiency virus is discovered in a woman from Cameroon.
- Mahmoud Ahmadinejad (pictured) is sworn in as President of Iran for a second term amid protests.
- Bolivia becomes the first country in South America to declare the right of indigenous people to govern themselves.
- More than 180 people are killed and 30 others injured in nomadic conflicts in Sudan.
- The MV Princess Ashika, an inter-island ferry operating in Tonga, sinks, leaving at least 26 people missing.
- Sonia Sotomayor (pictured) becomes the first Hispanic person to be confirmed to sit on the United States Supreme Court.
- The first successful captive breeding of the critically endangered Slender-billed Vulture (pictured) is announced in India.
- Typhoon Morakot kills at least 36 people in the Philippines and Taiwan after producing a record-breaking 2,489 millimetres (98 in) of rainfall.
- At least 14 people are killed in a series of shootouts between drug cartel suspects and police in the Mexican states of Guanajuato and Hidalgo.
- In an open letter, four South African opposition leaders accuse President Jacob Zuma of abuse of power after his naming of Sandile Ngcobo as Chief Justice.
- Thirteen years after the countries ceased diplomatic relations, President Joseph Kabila of the Democratic Republic of the Congo and President Paul Kagame of Rwanda meet in Goma.
- Rafael Correa is sworn in for a second term as President of Ecuador.
- A mine fire and explosion in Handlová, Trenčín Region, kills 20 people in Slovakia's deadliest mining disaster.
- After 15 years in hiding, Grégoire Ndahimana is arrested in North Kivu for the alleged murder of 2,000 Tutsi civilians during the Rwandan Genocide.
- Scientists announce the discovery of exoplanet WASP-17b, the first known planet to have a retrograde orbit.
- A suicide bombing in Nouakchott, Mauritania, becomes the country's first and causes the French government to investigate.
- Electric guitar innovator Les Paul (pictured) dies at the age of 94.
- The British government suspends the self-governance of the Turks and Caicos Islands for up to two years.
- Prime Minister of Pakistan Yousaf Raza Gillani launches the first international container train from Islamabad to Istanbul.
- Romania's deadliest road accident for fifteen years, a bus and train collision, kills at least 13 people in Scânteia, Iaşi County.
- Usain Bolt of Jamaica sets the new World record in 100m of 9.58s at the 2009 World Championships in Athletics in Berlin.
- A suicide bomber attacks the international headquarters of the North Atlantic Treaty Organization in Kabul, Afghanistan, killing 7 and wounding 91.
- The People's Republic of China releases a list of major revisions further simplifying the Chinese written language.
- Y. E. Yang wins the 2009 PGA Championship becoming the first Asian-born golfer to win a men's major golf championship.
- The bombing of a police headquarters in Nazran, Ingushetia, kills 20 and injures 138.
- An accident at the Sayano-Shushenskaya hydroelectric station in Russia kills seven and causes power shortages in Siberia.
- President of Mexico Felipe Calderón and President of Uruguay Tabaré Vázquez meet in Montevideo, Uruguay, to sign an accord worth $500 million.
- At the 2009 BWF World Championships in Hyderabad, India, Lu Lan wins the women's singles and Lin Dan wins the men's singles, becoming the first player to win three men's singles World Championship titles.
- The MV Arctic Sea, a merchant vessel missing since being hijacked in July, is located off Cape Verde by the Russian Navy.
- Kim Dae-jung, the former president of South Korea and Nobel peace prize laureate, dies at the age of 85.
- Car bombs explode in Baghdad, Iraq, killing 95, injuring 563, and breaching the Green Zone perimeter.
- Tianyuraptor, a new genus of short-armed dromaeosaurid dinosaur, is described from the Early Cretaceous Yixian Formation.
- The England cricket team defeats Australia at The Oval, thereby winning the test series and regaining The Ashes.
- Stefanía Fernández of Venezuela wins the Miss Universe 2009 pagaent held at Atlantis Paradise Island, in Nassau, Bahamas.
- South Korea successfully launches its first space rocket, Naro-1, orbiting the STSAT-2A satellite.
- The Pakistan Taliban confirms that their former leader Baitullah Mehsud died from injuries sustained during a U.S. drone attack on August 5.
- U.S. Senator Ted Kennedy (pictured) of Massachusetts dies at age 77, after battling brain cancer.
- The Space Shuttle Discovery (pictured) is launched on a mission to the International Space Station, marking the 25th anniversary of its first flight.
- Violent conflict in Burma's Shan State causes 10,000 refugees to flee to China.
- In the 2009 Japanese general elections, the Democratic Party of Japan win 308 seats in the 480 seat House of Representatives.
- Lesbians are granted equal birth rights in England and Wales.
- Corazon Aquino (User:Nishkid64)
- Sakhalin–Khabarovsk–Vladivostok pipeline (User:BorgQueen)
- Guinea-Bissau presidential election, 2009 (User:PFHLai)
- Moldovan parliamentary election, July 2009 (User:PFHLai)
- 2009 Tel Aviv gay centre shooting spree (User:BorgQueen)
- Pneumonic plague (User:BorgQueen)
- 2009 Gojra riots (User:BorgQueen)
- 2009 imprisonment of American journalists by North Korea (User:Allen3)
- HIV (User:BorgQueen)
- Mahmoud Ahmadinejad (User:BorgQueen)
- Indigenous peoples of the Americas (User:BorgQueen)
- 2009 Sudanese nomadic conflicts (User:BorgQueen)
- MV Princess Ashika (User:BorgQueen)
- Sonia Sotomayor (User:Mike Halterman)
- Slender-billed Vulture (User:BorgQueen)
- Typhoon Morakot (2009) (User:BorgQueen)
- 2009 Guanajuato and Hidalgo shootings (User:BorgQueen)
- Jacob Zuma (User:King of Hearts) Quickly reverted as "the articles are not really updated".
- Foreign relations of the Democratic Republic of the Congo, Foreign relations of Rwanda (User:Tone)
- Rafael Correa (User:Stephen)
- 2009 Handlová mine blast (User:Stephen)
- Grégoire Ndahimana (User:Master of Puppets)
- WASP-17b (User:Tone)
- 2009 Nouakchott suicide bombing (User:Master of Puppets)
- Les Paul (User:Master of Puppets)
- Turks and Caicos Islands (User:Master of Puppets)
- Pakistani–Turkish relations (User:Tone)
- 2009 Romanian bus-train collision (User:Tone)
- Usain Bolt (User:Tone)
- 2009 NATO headquarter bombing (User:Master of Puppets)
- Simplified Chinese characters (User:Tone) Later removed "pending discussion/clarification, per concerns on WP:ERRORS".
- Yang Yong-eun, 2009 PGA Championship (User:Stephen)
- 2009 Nazran bombing (User:Master of Puppets)
- Sayano-Shushenskaya hydroelectric station (User:Tone)
- Mexico–Uruguay relations (User:Master of Puppets)
- 2009 BWF World Championships (User:Spencer)
- MV Arctic Sea (User:Master of Puppets)
- Kim Dae-jung (User:Tone) Later removed due to it having "not yet been updated beyond a mere mention of his death".
- 19 August 2009 Baghdad bombings (User:Master of Puppets)
- Tianyuraptor (User:Master of Puppets)
- Australian cricket team in England in 2009 (User:Tone)
- Miss Universe 2009 (User:Tone)
- Naro-1 (User:Tone)
- Baitullah Mehsud (User:MSGJ)
- Ted Kennedy Originally posted by User:Tariqabjotu. Quickly reverted due to "no support for this one" at that time but soon reposted by User:Newyorkbrad due to its "significance [being] clear and absence of item is glaring" with a threat of WP:IAR being "invoked if needed". Removed one minute later with a plea for no IAR before being reposted yet again several minutes later by User:Juliancolton. Posted thrice in total by Users:Tariqabjotu, Newyorkbrad and Juliancolton within a seven-hour period.
- STS-128 (User:Tariqabjotu)
- Kokang incident (User:Rjanag)
- Japanese general election, 2009 (User:RxS)
- LGBT rights in the United Kingdom (User:RxS)