HE NORMANDY LANDINGS (codenamed “Operation Neptune”) were the landing operations on 6 June 1944 (termed D-DAY) of the Allied invasion of Normandy during the Second World War. It was the largest seaborne invasion in history.
MASS ON D-DAY — Omaha Beach (6 June 1944):
![664 Tridentine Mass World War II](https://i0.wp.com/archive.ccwatershed.org/media/photologue/photos/cache/664-Tridentine-Mass-World-War-II_preview.png?ssl=1)
Photograph courtesy NLM.