Feb 4: Mark Zuckerberg launches Facebook from his Harvard dormitory room
Apr 8: Darfur conflict: The Humanitarian Ceasefire Agreement is signed by the Sudanese government and two rebel groups
May 17: Massachusetts becomes the first U.S. state to legalize same-sex marriage
May 26: The United States Army veteran Terry Nichols is found guilty of 161 state murder charges for helping carry out the Oklahoma City bombing.
Jul 5: First Indonesian presidential election by the people - first round (eventually won by Susilo Bambang Yudhoyono)
Nov 11: Yasser Arafat's death through unidentified causes confirmed by Palestine Liberation Organization, Mahmoud Abbas elected PLO chairman minutes later.
Dec 8: Cuzco Declaration is signed in Cuzco, Peru, establishing the Union of South American Nations
Dec 26: 9.3 magnitude earthquake creates a tsunami causing devastation in Sri Lanka, India, Indonesia, Thailand, Malaysia, the Maldives and edges of the Indian Ocean, killing 230,000 people
