The Battle of Okinawa<span> was significant in that it served as an example of how deadly the invasion of mainland Japan would be. The </span>Battle of Okinawa<span> was the largest amphibious invasion of the Pacific campaign and the last major campaign of the Pacific </span>War<span>, which lasted from April 1 to June 22, 1945. After they realized how deadly the invasion would be for U.S troops they decided to use the Nukes.</span><span />
U-boats sank ships carrying civilians.
<span>The establishment of the League of Nations :)</span>
