1998: The House of Representatives votes to impeach President Clinton.

1998: The House of Representatives votes to impeach

President Clinton.

1999: Nato wages air campaign against Yugoslavia over killing and deportation of

ethnic Albanians in Kosovo.

NATO troops

2000: Despite receiving fewer popular votes, George Bush narrowly defeats Al Gore in a hotly contested election.

2001: Passenger jets hijacked by terrorists destroy the WTC in New York and damage the Pentagon. More than

3000 people are killed.

2001:U.S. attacks Afghanistan in an attempt to capture Osama bin Laden, oust the Taliban, and fight terrorism.

2002: President Bush creates Department of Homeland Security.

2003: U.S. and allies invade Iraq to find weapons of mass destruction, oust

Saddam Hussein, and fight terrorism.

2005: Hurricane Katrina wreaks catastrophic damage on New

Orleans.

2008: Barack Obama is elected as the first African American President

of the U.S.

2011: Terrorist sponsor, Osama Bin Laden is killed by U.S. Naval forces in Pakistan.