On February 15, massive protests erupted in Libyan cities, demanding an end to the 42-year rule of Muammar Gaddafi.
On February 26, the UN Security Council adopted a resolution to impose sanctions on Libya.
On March 13, Gaddafi's forces advanced toward Benghazi, the last stronghold of the opposition, the Libyan National Transitional Council (NTC), after retaking several NTC-held cities.
On March 17, the UN Security Council adopted a resolution to authorize a no-fly zone over Libya and "all necessary measures," excluding troops on the ground, to protect civilians under threat of attack.
On March 19, coalition forces led by the United States, France and Britain, and including Arab League members Qatar and the United Arab Emirates, started to strike targets in areas controlled by pro-Gaddafi troops.
On April 10, Gaddafi accepted a roadmap for ending the conflict presented by a delegation of four African leaders. But the NTC rejected the plan.
On June 27, the International Criminal Court issued an arrest warrant for Gaddafi, charging him with crimes against humanity.
On August 23, NTC forces captured the Bab al-Aziziya compound in Tripoli, forcing Gaddafi into hiding.
On September 16, the NTC was granted Libya's seat at the UN and the UN Security Council voted to ease sanctions on Libya.
On October 20, NTC forces seized Gaddafi's hometown Sirte and killed the former leader.
On October 23, the NTC declared the "liberation" of Libya in Benghazi.
(Source: Xinhua News Agency)