apr 1, 1945 - The battle of Okinawa starts

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The Battle of Okinawa, codenamed Operation Iceberg, was a major battle of the Pacific War fought on the island of Okinawa by United States Marine and Army forces against the Imperial Japanese Army.[19] The initial invasion of Okinawa on April 1, 1945, was the largest amphibious assault in the Pacific Theater of World War II.[20][21] The 82-day battle lasted from April 1 until June 22, 1945. After a long campaign of island hopping, the Allies were planning to use Kadena Air Base on the large island of Okinawa as a base for Operation Downfall, the planned invasion of the Japanese home islands, 340 mi (550 km) away.

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