Who did adolf hitler blame germanys defeat in ww1 on ?

Adolf Hitler mainly blamed Jews for Germany's defeat.
Not only Jews however, but mainly Jews.
That's why he put lots of Jews in concentration camps to die.

One event that highlighted the weaknesses of the Articles of Confederation would be Shay's Rebellion. When citizens started causing trouble, the wealthier citizens had to pay for their own soldiers and protection because the Articles of Confederation didn't give the country the power to create a standing army.