Archibald Peake Liberal Union Crawford Vaughan Labor State elections were held in South Australia on 27 March 1915.

The incumbent Liberal Union government led by Premier of South Australia Archibald Peake was defeated by the opposition United Labor Party led by Leader of the Opposition Crawford Vaughan.

The redistribution's intention failed as it was meant to assist the Liberal Union.

[2] The National Labor Party, a splinter group of the ALP, formed in 1917 state and federally over the issue of conscription.

South Australian state election, 27 March 1915House of Assembly << 1912–1918 >>