this were the biggest ones.
Federal Deposit Insurance Corporation (FDIC), the Federal Crop Insurance Corporation (FDIC), the Federal Housing Administration (FHA) and the Tennessee Valley Authority (TVA).
Answer:
Due to the US's Support for the Shah
Explanation:
Prior to the overthrow of the Shah in the 1970s, the United States actively supported and backed the Shah and helped train the violent secret police, which persecuted hard-line Muslims in Iran.