Why did john brown attack the armory at harpers ferry?
to seize weapons to distribute to slaves for a massive uprising
to hold as a military base against proslavery forces
in revenge after the sacking of lawrence
to prevent southern states from seceding

The correct answer is A. To seize weapons to distribute to slaves for a massive uprising

Explanation:

John Brown was an American abolitionist during the 19th century mainly known for his controversial anti-slavery ideas as he believed slavery could be ended by armed insurrection. Because of this, Brown was involved in different incidents including the attack to the armory at Harpers Ferry, Virginia in which a group of black men and white men led by John Brwon attacked and tried to take over the Arsenal at Harpers Ferry in 1859 in order to get weapons and give this to slaves to begin a slave revolt although the plan of Brown was no accomplished as the U.S. defeated him. Therefore, the reason John Brown attacked the armory at Harpers Ferry was to seize weapons to distribute to slaves for a massive uprising.

the answer is the government.