
The Battle of Sukho Island, also known as Operation Brazil, was an amphibious operation and naval engagement on Lake Ladoga between the Soviet Navy and a German Luftwaffe naval detachment during World War II.

The Continuation War was a conflict fought by Finland and Nazi Germany, against the Soviet Union (USSR) from 1941 to 1944, as a part of World War II. In Soviet historiography, the war was called the Finnish Front of the Great Patriotic War. Germany regarded its operations in the region as part of its overall war efforts on the Eastern Front and provided Finland with critical material support and military assistance, including economic aid.

The Einsatzstab Fähre Ost, referred to as EFO, was a German naval detachment operated by the Luftwaffe during the Second World War. It saw action on Lake Ladoga supporting other Axis units in the Siege of Leningrad.

The Hitler and Mannerheim recording is a voice recording of a private conversation between Adolf Hitler, Führer of Nazi Germany, and Carl Gustaf Emil Mannerheim, Commander-in-Chief of the Finnish Defence Forces, during a secret visit honoring Mannerheim's 75th birthday on 4 June 1942 during the Continuation War, a sub-theater of World War II. Thor Damen, an engineer for the Finnish broadcasting company Yle, recorded the first 11 minutes of Hitler and Mannerheim's private conversation. Damen had been assigned to record the official birthday speeches and Mannerheim's responses. However, Damen continued recording—without Hitler's knowledge—after the conversation switched from official to private. It is the only known recording of Hitler speaking in an unofficial tone.

Naval Detachment K was a Finnish military detachment—specifically, a flotilla that operated on Lake Ladoga during World War II.

The Battle of Someri was a battle in the Gulf of Finland during World War II on 8–9 July 1942, between the Soviet Union and Finland. Starting as a modest operation to clear a Finnish observation post from a small island, it became one of the largest surface ship engagements in the Baltic theater.

The Battle of Suursaari was fought over the frozen Gulf of Finland on and around the islands of Gogland and Bolshoy Tyuters during the Second World War. After sharp fighting the numerically superior Finnish forces liberated Gogland and Bolshoy Tyuters, and later provided support for German forces defending Bolshoy Tyuters against Soviet counterattacks.