Twenty-second Amendment to the United States Constitution
The Twenty-second Amendment (Amendment XXII) to the United States Constitution sets a limit on the number of times an individual is eligible for election to the office of President of the United States, and also sets additional eligibility conditions for presidents who succeed to the unexpired terms of their predecessors.
Dwight D. Eisenhower
The 22nd Amendment to the U.S. Constitution was ratified in 1951, and it set term limits to the presidency of two terms. Truman as the incumbent was not covered. Eisenhower became the first U.S. president constitutionally prevented from running for re-election to a third term.