AIPAC
The American Israel Public Affairs Committee (AIPAC; , AY-PAK) is an American pro-Israel lobbying group that advocates its policies to the legislative and executive branches of the United States. It is one of several pro-Israel lobbying organizations in the United States, and has been called one of the most influential lobbying groups in the U.S. From 1954 to 1959, the organization was called the American Zionist Committee for Public Affairs.