AIPAC (American Israel Public Affairs Committee) holds significant influence in U.S. politics, operating as a top-spending, bipartisan pro-Israel lobby that shapes foreign policy and impacts elections. It directly contributes to a vast majority of Congress members and has spent over $221 million on lobbying and campaign spending from late 2021 to early 2026, often to defeat candidates critical of Israel. Electoral Success: AIPAC claimed that 361 of its endorsed candidates won their races in the 2024 election cycle, highlighting its success in shaping the political landscape. Political Lobbying: AIPAC lobbies for strong U.S.-Israel ties, including $3.8 billion in annual military aid, and is instrumental in passing legislation related to Iran sanctions and Middle East policy. While some observers note that AIPAC is currently in a defensive position due to changing perspectives on Israel, particularly after the 2024 elections, its financial clout remains a significant factor in shaping U.S. foreign policy debates.