The area was "de facto" annexed by Nazi Germany in 1940 (although no official "de jure" annexation took place), but reverted to France in 1944-1945 at the end of World War II and has remained a part of France since.
The area was "de facto" annexed by Nazi Germany in 1940 (although no official "de jure" annexation took place). It reverted to France in 1944-1945 at the end of World War II with the defeat of Germany and it has remained a part of France since.