 Chile only diplomatically participated in the war as not sent troops to the battlefield.Paradoxically, Chile to be belligerent to the Allied cause, was part of the countries that in 1945 gave birth to the United Nations (UN).Before the creation of the Pan American Union mutual defence pact in July 1940 and entry into the war on the Allied side after the attack on Pearl Harbor, Costa Rica, El Salvador and the Dominican Republic offered diplomatic recognition of the Japanese puppet state of Manchukuo which was not recognized as a legitimate state by a majority of the world's nations at the time, including the United States.