Question

what did Hitler do to overcome economic crisis in germany

Answer 1

When Hitler came to power the German economy was in shambles and France occupied the Ruhr, the main center of Germany’s iron, steel, and coal production. His first goal was to restore Germany’s economy and he was successful:

Thinking Outside The Box: How A Bankrupt Germany Solved Its Infrastructure Problems

Or so it seemed. Hitler and the National Socialists, who came to power in 1933, thwarted the international banking cartel by issuing their own money. In this they took their cue from Abraham Lincoln, who funded the American Civil War with government-issued paper money called "Greenbacks."

…

Within two years, the unemployment problem had been solved and the country was back on its feet. It had a solid, stable currency, no debt, and no inflation, at a time when millions of people in the United States and other Western countries were still out of work and living on welfare.

……

Although Hitler has rightfully gone down in infamy in the history books, he was quite popular with the German people, at least for a time. Stephen Zarlenga suggests in The Lost Science of Money that this was because he temporarily rescued Germany from English economic theory — the theory that money must be borrowed against the gold reserves of a private banking cartel rather than issued outright by the government