The Pozières Memorial is a World War I memorial, located near the commune of Pozières, in the Somme department of France, and unveiled in August 1930. It lists the names of 14,657 British and South African soldiers of the Fifth and Fourth Armies with no known grave who were killed between 21 March 1918 and 7 August 1918, during the German advance known as the Spring Offensive (21 March–18 July), and the period of Allied consolidation and recovery that followed. The final date is determined by the start of the period known as the Advance to Victory on 8 August.