Iranians gathered at Ayatollah Khomeini's mausoleum to celebrate and to mark the anniversary of Islamic revolution when Khomeini returned from exile in 1979 on Feb. 1, 2012.
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Members of Iranian police attend a celebration to mark the the anniversary of 1979 return of Ayatollah Khomeini from exile at the mausoleum of the late revolutionary founder Ayatollah Khomeini on February 1, 2012. UPI/Maryam Rahmanian..
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