The Expand Social Security Caucus is a congressional caucus in the United States House of Representatives and United States Senate, consisting of members that advocate for the expansion of Social Security. It has 19 members in the Senate and over 150 in the House. According to Senate co-chair Bernie Sanders, the group was formed partly in response to President Donald Trump's recent claims that Democrats "want to destroy [your] Social Security". Electoral results Senate members Current members House members Current members Former members References Social security in the United States Ideological caucuses of the United States Congress Democratic Party (United States) organizations Progressive organizations in the United States Organizations established in 2018 2018 establishments in the United States Factions in the Democratic Party (United States)