Political parties in the United States
In the United States of America, there has usually only been two main political parties. But there are many different factions with varying viewpoints within the two main parties. Since the 1860s, the two main parties have been the Republican Party and the Democratic Party. Currently, the Republican Party has the most seats in the House of Representatives while the Democrats have the most seats in the Senate. The Vice President, a Democrat, holds a tie breaking vote in the United States Senate.