Answer :
Final answer:
The Shah of Iran regained power with US support in 1953, fostering a long-lasting alliance between the two nations.
Explanation:
The Shah of Iran was installed back in power with the support of the United States in 1953 through a coup known as Operation Ajax. This move established a 25-year alliance between the Shah and the US, shaping the dynamics of the US-Iran relationship during the Cold War.
Learn more about US-Iran Relations here:
https://brainly.com/question/38735875