Ali Salman, head of the main Bahraini opposition group Al Wefaq, continues to urge non-violence despite youthful demands for more militancy. Image by Reese Erlich. Bahrain, 2012. Add this image to a lesson

Bahrain's strongest Islamist group, Al Wefaq, has consistently called for peaceful protests. But now it faces pressure from younger militants throwing Molotovs and advancing more radical demands. Al Wefaq says it will defy the government's national protest ban.