<span>Gilgamesh king of urk</span>
Answer:
A: American revolution
Explanation:
The Boston Massacre happened in Boston in the late 1700's, around the time of the American Revolution.
The Anti-Federalists insisted that a Bill of Rights be added to the Constitution because they believed that this document would give far too much power to the federal government--making it tyrannical. Therefore they wanted to ensure that the most fundamental human liberties would be protected by adding these amendments.
Well he is famous for discovering gravity <span />
A concept of federalism where local, state, and national governments interact cooperatively and collectively to solve common problems separately, but more or less equally (dual federalism).
Hope this helps! :)