This season follows Canada's entry into the war following the Nazi invasion of Poland. From the U-Boat war in the Atlantic to the Battle of Britain, Canadian forces and merchantmen were on the front lines of the conflict. In the Mediterranean, North Africa, and Southern Italy, Canadian armed forces fought the Nazis and liberated southern Europe.
- Fall of Poland
- Invasion of Norway
- Dunkirk
- Battle of Britain
- Battle for the Atlantic
- Fall of Crete
- Malta
- Tobruk
- El Alamein
- Operation Torch
- Sicily
- Anzio
- Monte Cassino
- Battl of the Gothic Line