Answer:
The Iran Hostage Crisis.
Step-by-step explanation:
The mission was known as Operation Eagle Claw and was ordered by President Jimmy Carter to rescue 52 embassy staff who were captured at the Embassy of the United States in Tehran. The mission failed and damaged U.S. prestige worldwide.
It was one of the causes of why Carter loss the 1980 U.S. presidential elections.
I hope this answer helps you.