The Arab Revolution of 2011

Anti-government protesters perform prayers inside their tent during a sit-in to demand the ouster of Yemen's President Ali Abdullah Saleh in Sanaa on March 21.
Yemeni army officers join anti-government protestors demanding the resignation of Yemeni President Ali Abdullah Saleh, in Sanaa on March 21. Three Yemeni army commanders, including a top general, defected Monday to the opposition calling for an end to President Saleh's rule, as army tanks and armored vehicles deployed in support of thousands protesting in the capital. With the defection, it appeared Saleh's support was eroding from every power base in the nation -- his own tribe called on him to step down. He fired his entire Cabinet ahead of what one government official said was a planned mass resignation, and his ambassador to the U.N. and human rights minister quit.
Yemeni army officers join anti-government protestors demanding the resignation of Yemeni President Ali Abdullah Saleh, in Sanaa on March 21. Three Yemeni army commanders, including a top general, defected Monday to the opposition calling for an end to President Saleh's rule, as army tanks and armored vehicles deployed in support of thousands protesting in the capital. With the defection, it appeared Saleh's support was eroding from every power base in the nation -- his own tribe called on him to step down. He fired his entire Cabinet ahead of what one government official said was a planned mass resignation, and his ambassador to the U.N. and human rights minister quit.
Yemeni army officers join anti-government protestors demanding the resignation of Yemeni President Ali Abdullah Saleh, in Sanaa on March 21. Three Yemeni army commanders, including a top general, defected Monday to the opposition calling for an end to President Saleh's rule, as army tanks and armored vehicles deployed in support of thousands protesting in the capital. With the defection, it appeared Saleh's support was eroding from every power base in the nation -- his own tribe called on him to step down. He fired his entire Cabinet ahead of what one government official said was a planned mass resignation, and his ambassador to the U.N. and human rights minister quit.
Mourners pray during the funeral of anti-government protesters in Sanaa on Sunday, March 20. Snipers killed 52 protesters at Sanaa University after Friday prayers. Following the shootings, a state of emergency was declared for 30 days that restricts freedom of movement and the right to gather and gives police more powers to make arrests.
A Yemeni girl wearing a headband that reads in Arabic: " I am the coming martyr" is held by her mother on Sunday, March 20, during the funeral procession of demonstrators who were killed during Friday's clashes,
An anti-government protester chants during the Sunday, March 20, funeral procession for the demonstrators killed on Friday in Sanaa.
People look at the site of thet bloody clashes that took place on Friday, March 18 between security forces and protesters in Sanaa, the following day. Thousands of Yemeni anti-regime protesters took to the streets again on March 19 demanding an immediate end of Yemeni President Ali Abdullah Saleh's rule.
Yemeni anti-government protesters carry away a wounded youth in Sanaa on March 18 after pro-regime loyalists and police opened fire on them.
Wounded anti-government protesters lay on the ground as they received medical help at a field hospital during clashes with security forces in Sanaa on March 18. Yemeni security forces fired from rooftops at protesters as some tens of thousands of anti-government demonstrators gathered in central Sanaa.
An anti-government protester wearing a helmet and swimming goggles shouts slogans during a demonstration demanding the resignation of Yemeni President Ali Abdullah Saleh in Sanaa on March 18.
Anti-government protesters carry wounded protesters from the site of clashes in Sanaa on March 18.
A Yemeni wraps the face of a dead anti-government protester in a mosque, during clashes with security forces in Sanaa on March 18.
President Ali Abdullah Saleh waves to supporters gathered in a soccer stadium in Sanaa where he delivered a speech on March 10. Saleh, hoping to defuse increasingly violent protests against his 32-year rule, said he would draw up a new constitution to create a parliamentary system of government.
Yemeni government supporters mingle with riot police in background, as they block the route for anti-government protesters, seen in foreground, as they face-off against each other during clashes between the factions in Sanaa on March 13. Police on rooftops fired live rounds and tear gas on protesters Sunday, injuring more than 100 who were camping near Sanaa University calling for the Yemeni president to step down.
Anti-government protesters shout slogans during a demonstration to demand the ouster of Yemen's President Ali Abdullah Saleh in the southern city of al-Habileen on March 10.
An anti-government protestor looks on while taking part in a demonstration demanding the resignation of President Ali Abdullah Saleh in Sanaa on March 10.
Yemeni soldiers who were wounded during clashes with anti-regime protesters the night before, rest at a hospital in the capital Sanaa on March 9.
Women flash the victory sign during a rally to demand the ouster of Yemen's President Ali Abdullah Saleh outside Sanaa University on March 8. Students at Sanaa University have been sleeping on campus since mid-February, shortly after the start of the protests calling on Saleh to step down.
Anti-government protesters throw a boy into the air during a demonstration demanding the president's ouster in Sanaa on March 7.
An anti-government protester prays during a rally outside Sanaa University on March 5.
Anti-government protesters rally to demand the ouster of Yemen's President Ali Abdullah Saleh in the southern city of Taiz on March 4. Saleh rejected an opposition plan for him to transfer power this year, as the size of demonstrations against his three-decade rule over the impoverished nation swelled into hundreds of thousands.
Story Yemen protests leave 4 dead, and now include women At least four people were killed during protests in Yemen on Friday, while other Middle East nations also saw continued unrest.
Female supporters of Yemeni President Ali Abdullah Saleh chant slogans during a pro-government rally in Sanaa, March 3.
A Yemeni boy waves his national flag as anti-government protesters chant slogans during a demonstration in Sanaa, March 3.
An anti-government protester sprays foam to cool off other demonstrators at a demonstration in Sanaa on Mar. 2.