In addition to the scorched earth policy, a major British tactic to deal with the Boer guerrilla campaign was the construction of thousands of small blockhouses, such as this one, throughout the former Boer Republics, to protect their supply lines. (Imperial War Museum)
Boer War, 1899-1902. Boer commander Christiaan Rudolf de Wet attempting to lead a column across a railway at night past an armoured train and blockhouse. De Wet (1854-1922) commanded the army of the Orange Free State during the war.