Watch 1944 The Final Defence for Free: How to Stream the Movie Online at 123Movies. . The Soviet army breaks through the Finnish defences on the Karelian Isthmus in June 1944, advancing with overwhelming force. Somehow, the Finnish troops must find the strength to fight back, with all odds against them. The Battle of Tali-Ihantala was the largest battle ever fought in the history of the Nordic countries. This film depicts the true events through five separate stories.