Fought from October 11, 1899, until May 31, 1902, the Second Boer War comprised the battles between the British Empire and two different republics, the South African Republic, also known as Transvaal, and the Orange Free State.

Between October 11, 1899, and May 31, 1902, the British Empire engaged in a conflict with two Boer republics, the South African Republic and the Orange Free State. The war raged across the southern African region and ultimately ended with the two republics joining the British Empire as the Union of South Africa.