The Camp David Accords were when Carter invited the Israeli and Egyptian leaders to America and mediated a peace treaty between them. This was the greatest achievement of foreign policy in his presidency.
Explanation:
thihgs like original documents and interviews can count can primary sources
The chief result of U.S participation in World War 1 is, that the U.S forces ended the stalemate and let go an allied victory. The U.S was the force they needed