2011 Africa and Middle East Unrest Fast Facts

CAIRO, EGYPT - A woman cheers in Tahrir Square after it is announced that Egyptian President Hosni Mubarak was giving up power February 11, 2011 in Cairo, Egypt. After 18 days of widespread protests, Mubarak announced that he would step down.

(CNN)Here is a look at Arab Spring, anti-government protests that began in Tunisia in December 2010 and spread throughout the Middle East and Africa in 2011.

Algeria

January 4, 2011 - Protests begin, sparked by an increase in food prices.
January 9, 2011 - Within the span of a week, three people are killed and 300 others are injured during riots.
    January 22, 2011 - Demonstrators defy a government ban on street protests and march in the city of Algiers. Nine people are arrested and 19 are injured, including eight police officers. The people participating in the protest call for the government to release detainees and lift a state of emergency that dates back to 1992.