How is Rainforest Sites of Significance abbreviated? RSOS stands for Rainforest Sites of Significance. RSOS is defined as Rainforest Sites of Significance very rarely. RSOS stands for Rainforest Sites of Significance.
D-Day Invasion. On June 6, 1944, Allied troops landed on the beaches of Normandy and turned the tides of World War II. Early in the morning on June 6, 1944, about 156,000 Allied soldiers stormed a handful of beaches along the coast of Normandy, France.
The invasion of northern France in 1944 was the most significant victory of the Western Allies in the Second World War. American, British and Canadian forces established a foothold on the shores of Normandy, and, after a protracted and costly campaign to reinforce their gains, broke out into the French interior and began a headlong advance.