What was the significance of the D-day invasion?

It gave the Allied forces control over Italy.

It brought the United States into World War II.

It gave the Allied forced entry into France.

It allowed American bombers to reach Japan.

It gave Allies forced entry into France. It began on June 6, 1944 and were American, British and Canadian troops landed on the beaches of Normandy while some of the soldiers entered France by parachuting behind enemy lines. They landed on Normandy beach which they divided into five sectors: Utaha, Omaha, Juno, Gold and Sword beach. The allies landed under heavy fire and many were killed as they did their make on the beach. Omaha beach had the most casualties while Juno, Sword and Gold were able to clear the Germans out of the nearby towns. Gold beach also destroyed two important gun displacements using specialized tanks. Some objectives were not accomplished on the first day as the Germans still hold Carentan, St. Lo, and Bayeux until July 21 and all five beachheads were not able to unite. Causalities of the Allies were 10,000 and 4,414 were killed while the Germans lost 100 men.