The victories of Islamic parties in Egypt and elsewhere have forced the United States to embark on an untested strategy to engage with groups that have historically been hostile to American interests, analysts say.

"From a U.S. perspective, we have no choice but to deal with the Muslim Brotherhood," says Shadi Hamid, an analyst at the Brookings Doha Center, a think tank in Qatar. "I don't see what the alternative is."

Read the complete story(Some news sites require registration)