Watch Online Free HD Solarmovies. On June 6, 1944, the Allied Forces executed Operation Overlord, the largest seaborne invasion in history, storming the beaches of Normandy. This pivotal event, known as D-Day, liberated France and Western Europe. A new documentary features interviews with historians, experts, and eyewitnesses, providing detailed insights into the events leading up to this crucial day that played a vital role in bringing an end to World War II.