Abraham Lincoln was in politics.
Abraham Lincoln . As the leader of the moderate faction of the Republican Party , Lincoln confronted Radical Republicans , who demanded harsher treatment of the South , War Democrats , who called for more compromise , anti-war Democrats ( called Copperheads ) , who despised him , and irreconcilable secessionists , who plotted his assassination . The United States House of Representatives is the lower chamber of the United States Congress which , along with the Senate , composes the legislature of the United States .