John Brown formulated a plan to seize the federal arsenal at Harper's Ferry, Virginia, free and arm the enslaved people there, and begin an armed slave revolt. This slave revolt was started in the year 1859. The freed slaves slaves attacked and captured a federal arsenal at Harper's Ferry. I hope the answer helps.
Mayan writing first starts to develop.
Answer:
Alan Brinkley was an American political historian who taught for over 20 years at Columbia University. He was the Allan Nevins Professor of History until his death. From 2003 to 2009, he was University Provost.
Explanation:
By using boats and forcing other weaker peoples