426 Battalion rebellion

426 Battalion rebellion
	Part of the Darul Islam rebellion
Date	8 December 1951 – 9 May 1952
Location	Central Java
Result	Government victory; Rebellion suppressed; The remaining rebels joined DI/TII and armed groups in the Merapi Merbabu Complex;
Belligerents
Indonesia TNI; POLRI; ;	Battalion 426; Supported by:; Darul Islam
Commanders and leaders
Gatot Soebroto; Suharto; Ahmad Yani; M. Sarbini; Katamso Darmokusumo; Moch. Bachrun; Kusmanto † ; Sunaryo †	Sofyan † ; Alip ; Sonhaji † ; Muhyidin ; Yuslam ; A.G Ismail
Units involved
Diponegoro Division; Mobile Brigade Corps	Company I; Company II; Company III; Company IV
Strength
	1,000 (December 1951); 400 (January 1952); 125 (May 1952)

The 426 Battalion rebellion (Indonesian: Pemberontakan Batalyon 426), also known as the ex-426 Battalion rebellion, was a conflict that occurred from 8 December 1951 to 9 April 1952 between the Indonesian government and the 426 Battalion which was supported by Darul Islam.