United States House of Representatives does not contain different political parties.
The presiding officer is the Speaker of the House , who is elected by the members thereof and is therefore traditionally the leader of the controlling party .	Speaker	Speaker of the United States House of Representatives	Speaker of the House	Speaker of the United States House of Representatives	party	Party caucuses and conferences in the United States Congress
Members of each major party in the United States Congress meet regularly in closed sessions known as party conferences -LRB- Republicans -RRB- or party caucuses -LRB- Democrats -RRB- .	United States Congress	United States Congress	Republicans	Republican Party (United States)	Democrats	Democratic Party (United States)
