What is the principle behind the constitution's division of power between federal and state governments?
A. Checks and Balances
B. Rule of Law
C. Republicanism
D. Federalism

Brainliesttt answer in your own words. how did enlightenment ideas influence modern beliefs about the importance of education? support your answer with specific examples and evidence from the lessons.

By the end of the 1800s, there was a change in the nature of the immigrants coming to the united states. immigration from northern europe—england, ireland, germany, and scandinavia—declined, while immigration from italy, russia, and austria-hungary grew. in fact, between 1900 and 1910, more than three-fourths of all immigrants came from these three countries. unfortunately, these countries were far removed england, the home of our founders, and the immigrants who came from them had a hard time adjusting to life in their new country.

Why did einstein write a letter to president roosevelt