| 1938 1939 1940 1941 1942 1943 1944 |
| 1910s 1920s 1930s 1940s 1950s 1960s 1970s |
| distant past - 20th century - 21st century |
Events[]
- December
- 7 December: The Japanese pull a sneak attack on Pearl Harbor, bringing the United States of America into World War II the next day. (TNG: "The Enemy"; DS9: "Far Beyond The Stars")