The Wall Street Crash of 1929 had an impact on countries outside of the USA and led to a worldwide economic depression. Germany was worse affected as it already had problems and had relied on US loans, which were now recalled.
Twenty Five Points
These ideas were applied to the vulnerable in society, who had been worst affected by the conic depression, such as the unemployed, elderly and middle classes.
After the Wall Street Crah the Nazs made a great deal of progress in gaining votes in elections. In 1930 they won 107 seats in the parliament and by 1932 had almost 200, making them the biggest party of all.