Demonstrators chant slogans during a peaceful rally marking the fourth anniversary of the fall of Baghdad to invading American troops, in Najaf, April 9, 2007. Tens of thousands of people, responding to a call by powerful anti-American cleric Moqtada al-Sadr, waved Iraqi flags as they staged a peaceful rally in the southern city of Najaf on Monday to demand the withdrawal of U.S. forces.[Reuters]

1

2

3

4

5

6

7

8