People attend an anti-Gaddafi rally in Benghazi, eastern Libya, March 23, 2011. British and U.S. leaders said Wednesday they were both satisfied that substantial progress had been made in implementing UN Security Council Resolution 1973, and that the international community's action had helped save countless civilian lives in the eastern Libyan city of Benghazi, a rebel stronghold. [Xinhua/Nasser Nouri]