One event was the The Boston Massacre
The age of voting is one qualification that cannot be changed by the states. It is actually a federal procedure and the states do not have the right to alter it.The correct option among all the options that are given in the question is the last option. I hope that this is the answer you were looking for and it helped you.
DescriptionGeorge Washington's crossing of the Delaware River, which occurred on the night of December 25–26, 1776, during the American Revolutionary War, was the first move in a surprise attack organized by George Washington against Hessian forces in Trenton, New Jersey, on the morning of December 26
President Jackson’s plan for dealing with the native Americans was signing the Indian removal act of 1830.
So your answer would be ‘he pushed a bill through Congress to move native Americans to the Great Plains.’