Attack on Selarong
The Attack on Selarong was a series of Dutch military expeditions in 1825 to storm Javanese Prince Diponegoro's primary base at Selarong Cave, at the start of the Java War. The expedition was divided into three phases. All of the expeditions resulted in Dutch failure and were ineffective in relieving pressure on Dutch forces during the siege of Yogyakarta.
Background
After Diponegoro's main base at Tegalreja was burned, he established a new base at Selarong Cave. Diponegoro always used this base to plan strategies against the Dutch, and produce weapons including mortars. After the Dutch learned the location of the cave, they prepared an expedition to attack it.Expedition
The first expeditions were led by Captain Bouwes on 25 July 1825. When Bouwes's forces entered the cave, they did not find Diponegoro and his family. Upon their retreat, Diponegoro and Javanese forces deployed guerrilla attacks on the Bouwes forces. Bouwes responded with mortars and rifles, but after 215 Dutch soldiers surrendered, Bouwes and his remaining troops retreated.The second and third expeditions were led by Major Sellwinj and Lieutenant Colonel Achenbac. By October 1825. The expedition failed when Dutch infantry attacked Diponegoro and his family, who managed to escape. Subsequently, Javanese forces launched attacks on the rear flanks of the Dutch, causing heavy casualties.