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George W. Bush is inaugurated in Washington, D.C. for his second term as the 43rd President of the United States.[6]
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Protesters and Israeli forces clash in Bil'in.
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July 7 – Four terror attacks (3 on the London Underground and 1 on a bus) rock the transport network in London, killing 52 (not including the 4 bombers) and injuring over 700.[54]
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August 29 – Hurricane Katrina makes landfall along the U.S. Gulf Coast causing severe damage. At least 1,836 die in the aftermath.
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September 19 – North Korea agrees to stop building nuclear weapons in exchange for aid and cooperation.
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The 2005 Bali bombings kill 26 people and injure more than 100.
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The 2005 Kashmir earthquake kills about 80,000 people
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Rosa Parks dies; Was an African-American civil rights activist, whom the U.S. Congress called "the first lady of civil rights", and "the mother of the freedom movement."
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The 200th Anniversary of the Battle of Trafalgar is observed, with celebrations held around the United Kingdom
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The U.S. and Uruguay governments sign a Bilateral Investment Treaty.
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A group of Ontarians file a class action lawsuit against Agropur Cooperative after they became sick from chocolate milk tainted by a cleaning chemical.
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The 2005 Canadian budget is presented
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March 3 - Four Royal Canadian Mounted Police officers – Peter Schiemann, Lionide Johnston, Anthony Gordon and Brock Myrol – are killed by local James Roszko in a drug raid on
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- Canada introduces the Civil Marriage Act, making Canada the fourth country to sanction same-sex marriage.
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- China opens its borders to allow tourists to travel to Canada
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- Norman Kwong is appointed the new Lieutenant Governor of Alberta, following the death in office of Lois Hole.
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- Thompson Rivers University is born from the merger of University College of the Cariboo and British Columbia Open University.
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- Prime Minister Paul Martin and the leaders of the opposition address the nation separately on television on the subject of the sponsorship scandal and the possibility of a general election being called this spring.
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- Harjit Singh is deported to India.
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- C. William Doody, politician and Senator (born 1931)
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- Jane Creba, murder victim (born 1990)