June 28, 1981: MEK Bombs Islamic Republic Party HQ
The Mujahedeen-e Khalq (MEK), a militant Iranian opposition group, bombs the Islamic Republic Party headquarters and the Premier’s office, killing some 70 high-ranking Iranian officials, including chief Justice Ayatollah Mohammad Beheshti, President Mohammad-Ali Rajaei, and Premier Mohammad-Javad Bahonar. [US Department of State, 4/30/2003]