<P> In U.S. politics, the majority floor leader is a partisan position in a legislative body . </P> <P> In the federal Congress, the role of the Majority Leader of the United States House of Representatives and the Majority Leader of the United States Senate differ slightly . In the United States Senate, the majority leader is the chief spokesperson for the majority party, as the president of the Senate is also the Vice-President of the United States, and the President pro tempore, though technically a substitute for the president of the Senate, is in reality a largely ceremonial position (albeit powerful nonetheless, being third in line of succession to the presidency). </P> <P> In the United States House of Representatives, the majority leader is elected by U.S. Congressmen in the political party holding the largest number of seats in the House . While the responsibilities vary depending upon the political climate, the Majority Leader of the United States House of Representatives typically sets the floor agenda and oversees the committee chairmen . </P> <P> Given the two - party nature of the U.S. system, the majority leader is almost inevitably either a Republican or a Democrat . </P>

Who appoints the majority leader in the house of representatives