Al-Shabaab has taken over much of Mogadishu and southern Somalia, and is on a U.S.government list of international terrorist groups.

VOA: standard.2009.06.26

Israeli officials say these measures are intended to pressure Hamas, which is on the U.S. government list of terrorist groups, to stop its members and other factions from firing mortars and rockets into Israel.

CNN: A year under Hamas: Gaza safer, but life is desperate

While Mr. Brennan in his speech last month offered a list of al Qaeda affiliates that pose a danger, U.S. officials have never publicly listed which terrorist groups are considered associated forces of al Qaeda that can be targeted by the military.

WSJ: U.S. Rethinks Secrecy on Drone Program