Madiun Affair

The Madiun Affair or Peristiwa Madiun was an armed conflict between the government of the Republic of Indonesia and the left-wing opposition group, Front Demokrasi Rakyat (FDR, People's Democratic Front) during the Indonesian National Revolution. The conflict began on 18 September 1948 in Madiun, East Java, and ended three months later when most FDR leaders and members were detained and executed by the Indonesian authorities.