1 sept 1939 año - Hitler invades Poland.
Hitler invades Poland using Blitzkrieg
tactics (lightning tactics). Poland fought
back but was quickly occupied by
Germany. Later one of the biggest
concentration camps to exist, Auschwitz,
was built in Poland around where around
1.1 million people were killed. Two days later,
France and Great Britain declared war on
Germany and triggered the start of WWII.