THE SECOND WORLD WAR (1939 – 1945):

was a global military conflict which involved most of the world's nations; this war was organized into two opposing military alliances: the Allies and the Axis. It was the deadliest conflict in human history with over sixty millions of dead.

This war start in 1 September 1939 with the German invasion of Poland and the later declaration of Guerra from Great Britain and France, other reasons was the Japanese invasion to China.

The war ended with the victory of the Allies in 1945, leaving a change in the world political structure.