The 1st Legislative Assembly of British Columbia sat from 1871 to 1875. The members were elected in the British Columbia general election held in October 1871. John Foster McCreight was called upon to form a cabinet. In December 1872, the government was defeated on a confidence motion and Amor De Cosmos subsequently formed a new cabinet. After De Cosmos was elected to the House of Commons in February 1874, George A. Walken became premier. There were four sessions of the 1st Legislature: James Trimble served as speaker.