The Aceh War was the war of the Sultanate of Atjeh against the Dutch from 1873 to 1904. The Aceh Sultanate surrendered in 1904, but the Acehnese resistance with guerrilla warfare continued. On 26 March 1873 the Dutch declared war on Aceh, & began firing a cannon fire on the mainland of Aceh from the warship Citadel van Antwerpen. On April 8, 1873, the Dutch landed on Ceureumen Beach under the command of Johan Harmen Rudolf Köhler, and immediately mastered the Great Mosque of Baiturrahman. Köhler then carried 3. 198 soldiers. A total of 168 of them were officers.