President of the Senate U.S. federal government was established in 1789. The vice president with the most tie breaking votes is John Adams (served 1789–1797) with 29. The current Vice President Mike Pence, in office since January 2017, has cast seven tie-breaking votes. In state governments of the United States, the presiding officer of the state senate (the upper house) is a matter decided by the state's constitution. Some states designate the lieutenant governor as president of the senate, while in other states, the Senate elects its own president. The Tennessee Senate elects a senator Speaker of the Senate, who is given the title
Vice President of the United States president is four years. While the Twenty-Second Amendment generally restricts the president to two terms, there is no such limitation on the office of vice president, meaning an eligible person could hold the office as long as voters continued to vote for electors who in turn would reelect the person to the office; one could even serve under different presidents. This has happened twice: George Clinton (1805–1812) served under both Thomas Jefferson and James Madison; and John C. Calhoun (1825–1832) served under John Quincy Adams and Andrew Jackson. Additionally, neither the Constitution's eligibility provisions nor the Twenty-second Amendment's presidential term