Operation Merapi

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Operation Merapi
Part of Indonesian mass killings of 1965–66
Map of Central Java in Indonesia
Date December 1, 1965 Location Central Java, Indonesia Result Indonesian government victory
Belligerents
Indonesia TNI	PKI
Commanders and leaders
Sukarno Maj. Gen Suharto Col. Sarwo Edhie Wibowo	Col. Usman † Maj. Samadi † Maj. R.W. Sukirno † Capt. Sukirno † Col. Maryono  † Col.Sahirman  †

Operation Merapi was an operation conducted by the RPKAD on December 1, 1965, under the leadership of Colonel Sarwo Edhie Wibowo to assist the IV Military Regional Command/Diponegoro against the Communist Party of Indonesia in Central Java following the aftermath of the 30 September Movement and the early phases of the Anti Communist purges against the party. The operation marked a pivotal effort to restore stability in the region.