Memories of the problems of 1923 helped Hitler in the sense that these memories just made him even more callous, and absolutely ruthless than he already was.
T (true)
1. by 1923 Hitler was the leader of the nazi party 2. with a group of ex soldiers the nazis plotted to seize control of munich 3. then hitler recived a 5 years prison sentence for the munich putsch 4. he spent his time writing a book called mein 'kampf'
Chamberlain negotiated what he thought was a peace treaty with Hitler. It was called, "Peace in our time." Unfortunately, hitler did not respect that treaty.
Hitler invaded Poland starting WW2.