Militant Students Seize the US Embassy
Fifty-two Americans are held for 444 days as Iran's revolution turns against Washington
Quick facts
- Embassy seized
- November 4, 1979
- Hostages held to the end
- 52
- Duration
- 444 days
- Hostages released
- January 20, 1981
What happened
On November 4, 1979, Iranian students calling themselves Muslim Student Followers of the Imam's Line stormed the US Embassy compound in Tehran and detained more than fifty Americans, from the charge d'affaires to the most junior members of staff, as hostages. Thirteen hostages, including all the women and African-American staff, were released within the first weeks, and one more was freed in July 1980 after falling seriously ill, leaving 52 hostages held for the remainder of the crisis. The hostage-takers demanded the United States extradite the exiled shah, who had been admitted for cancer treatment; the US instead severed diplomatic relations with Iran on April 7, 1980, and the remaining hostages were not released until January 20, 1981, after 444 days in captivity.
Why it matters
The hostage crisis severed formal US-Iran diplomatic relations, a rupture that has never been repaired in the decades since, and it dominated the last fourteen months of the Carter administration, weakening it politically at home. For Iran's new government, the crisis became a defining act of defiance against American influence, cementing an adversarial relationship with Washington that has shaped Iranian and American politics ever since.
How we know
The embassy seizure, hostage count, and 444-day timeline are documented in official US State Department and National Archives records compiled from State Department cables and declassified files from the crisis itself.
Sources
- US Department of State, Office of the Historian. The Iranian Hostage Crisis, Short History · Primary source (author-declared)history.state.gov · Cited as a "primary" source (no stronger domain match). · Link is live and its text matches the event's key terms (Jul 2026)
- US National Archives. 444 Days: Selected Records Concerning the Iran Hostage Crisis, 1979-1981 · Primary source (author-declared)archives.gov · Cited as a "primary" source (no stronger domain match). · Link is live and its text matches the event's key terms (Jul 2026)
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Part of a timelineHistory of Iran27 events · A conquest that could not erase a language, a shah deposed by a CIA cable, and a revolution that replaced a crown with a clericView all →