Summer War
The Summer War (Estonian: Suvesõda) was the occupation of Estonia during the Second World War. It was fought between the Forest Brothers (Metsavennad), the Omakaitse, and the German 18th Army against the forces of the Soviet 8th Army and the NKVD. == Background == On June 17, 1940, the USSR occupied Estonia and on August 6, Estonia became a Soviet Socialist Republic.