Battle of the Atlantic
1939–1945 · Event
Six-year U-boat war for Atlantic supply lines; longest continuous campaign of WWII.
On these timelines: Master, World War II, United Kingdom (combined)
Around 1939
- Indian independence and Partition (1947)
- Founding of the State of Israel (1948)
- Cold War (1947)
- Hitler becomes Chancellor of Germany (1933)
- D-Day (Operation Overlord) (1944)
- Pop music: the 1940s (1940)
- Pop music: the 1930s (1930)
- Great Depression (1929)
- Attack on Pearl Harbor (1941)
- United Nations founded (1945)