With his army
Hitler invaded poland when WW2 started
He invade Poland.
invade Poland
to invade Russia
china lol
The Second World War started because Adolf Hitler had promised not to invade Poland but Hitler did. Therefore the Allies declared war on the Nazis.
In 1938, Hitler promised not to invade Poland, then in 1939, he did, and World War Two began.
When Hitler sent his army to invade poland
Poland
Hitler and the NAZI party wanted a world without Jews involved so they declared war on the world and almost won
When he had his armies invade Poland on September 1, 1939.