The Iranian Crisis which led to Jimmy Carter's presidency being undermined began when B) militants stormed the American embassy in Tehran and took 52 Americans hostage.
After the Shah of Iran had been forced to flee, militants came into the American embassy in Tehran on November 4, 1979.
This led to the Iran Hostage Crisis where 52 Americans who worked in the embassy were taken hostage. This undermined Carter's presidency as it showed an inability of the government to protect Americans.
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