Who was a commander of the Union army during the civil war?

A. Robert E. Lee
B. Jefferson Davis
C. Abraham Lincoln
D. George McClellan

What was the national government’s biggest concern if facing a war, under the articles of confederation? the national government had no national military. the country had grown too large to defend with a small army. the states would not back the federal government. there was no way the states would pay for fighting a war.

What important waterway was controlled through the victory at fort crown point? the st. lawrence river the hudson river the great lakes lake champlain

Why did einstein write a letter to president roosevelt