The term W.W. II SITE is composed of two crossword solutions, Stalag and Stlo. Stalag was a term used to refer to prisoner-of-war camps during World War II. The term is derived from the German word 'Stammlager, ' which translates to 'main camp.' Stlo was a French town that was the site of a major battle during World War II. The Battle of St. Lo was fought between Allied forces and German forces in July 1944 and resulted in a decisive victory for the Allies.