How did the nazis use what was then new technology?

Nazis used blitezkeirg method that is lightening continuous attack on a place

The used rockets and had jets. They built superior tanks, created the first assault rifle, and had the MG42, a machine gun that was so advanced, it is still used today

In my honest opinion , i’d say franklin d roosevelt was a president that impacted our nation , i say this because fdr is voted among top three best us presidents and he was the longest serving president by 3 terms , usually presidents only supposed to have two terms increments of 4 years , equivalent to 8 years total before election time. and he established the fdic , through the 1933 banking act and he established the us , social security system , during his presidency, and established a national minimum wage , through the fair labor standards act , fdr led the allied coalition to victory in wwii and he played a major role in the creation of the united nations.