Where do American progress comes from?

John Gast, the artist who created “American Progress,” was born in Prussia on December 21, 1842. He lived and worked most of his life in Brooklyn, New York. He was a painter and lithographer (Before there were copying machines, artist would use a stamp made out of a metal plate to make a print of a painting).

Explanation:

i would go with the last one

on the morning of  july 21,  1861, general mcdowell ordered the  unionarmy to attack. it was on this hill that  confederate  colonel thomas jackson and his forces held back theunion  troops.