Are you talking about Joseph Raymond McCarthy?
The vice president plays only one role in the senate, and that is as a tie-breaker. The vice president presides over the senate only during ceremonial occasions.
Also, if the president is assasinated or dies, the vice-president will become president.
Thomas Jefferson of Virginia, John Adams of Massachusetts, Benjamin Franklin of Pennsylvania, Roger Sherman of Connecticut and Robert R. Livingston of New York
The answers are:
1. ended the war between the United States and Mexico
4. called for the US to pay Mexico $15 million for lands in the Mexican Cession.