Answer:
Watergate, Vietnam War, Inflation
Explanation:
The Iran Hostage Crisis and the Camp David Accords took place during the presidency of Jimmy Carter.
The Cuban Missile Crisis took place during the presidency of John F Kennedy.
All of the other events happened under president Nixon. Arguably the most important of these events was the Watergate scandal, which eventually resulted in Nixon becoming the first and only president to ever resign from the office.
