The Brain Trust.
They were a core group of advisors that helped FDR enact fifteen major laws in their first "hundred days" in office.
Answer:
The history of the United States is what happened in the past in the United States, a country in North America. Native Americans lived in the Americas for thousands of years. ... They won the Revolutionary War and started a new country. They signed the constitution in 1787 and the Bill of Rights in 1791.
Explanation:
The primary way in which the Hundred Years’ War changed warfare in Europe is that it was the first "total" war, in the sense that all resources were mobilized to fight.