The U.S. is still trying to formulate new policies for the fast-changing politics of the Middle East. Here, Hillary Clinton stands with Libyan fighters who ousted Moammar Gadhafi during an Oct. 18 visit by the U.S. secretary of state to the capital Tripoli. Kevin Lamarque/AFP/Getty Images) hide caption
Turkish Prime Minister Recep Tayyip Erdogan (right) has been enthusiastically received by Arab Spring countries that look to Turkey as a potential model. Here, Erdogan hosts Mustafa Abdul Jalil, chairman of the National Transitional Council of Libya, in Istanbul, last month. Mustafa Ozer/AFP/Getty Images hide caption
Bahrain is the one Arab country where the government has suppressed a major uprising. Here, protesters wave flags at the Pearl Roundabout in the capital Manama on Feb. 20, 2011, when the demonstrations were at their peak. John Moore/Getty Images hide caption
Syria's embattled President Bashar Assad still has supporters, particularly among his fellow Alawites, a minority who believe they will suffer if Assad is ousted. Here, Assad supporters rally Tuesday in the capital, Damascus. SANA handout/EPA /Landov hide caption
A rebel fighter stands on a monument inside Moammar Gadhafi's main compound in Tripoli. Sergey Ponomarev/AP hide caption
Egypt is holding parliamentary elections, but the military remains the most powerful force in the country. Here, election officials take away ballot boxes from a polling station in Cairo on Nov. 29, 2011. Odd Andersen/AFP/Getty Images hide caption
Egyptian anti-government protesters celebrate at Tahrir Square in Cairo on February 11, 2011 after President Hosni Mubarak stepped down after three decades of autocratic rule and handed power to a junta of senior military commanders. Pedro Ugarte/AFP/Getty Images hide caption