The correct answer for 1 is Fort Sumter
The correct answer for 2 is c. a larger population
Three should be c. a declaration to end slavery
as well since they gained a lot of support thanks to their declaration to end it.
Catherine the Great was not actually Russian at all. She was born a Prussian (German) and married Peter the Great, who adored the Prussians. She was a German leader of the Russian throne after overthrowing her husband.
He was a nonviolent leader who fought for ending segregation