Explanation:
Necessary and Proper clause – Congress has the power to make laws necessary and proper to enact enumerated powers. The states had more power than the national/central/federal government. Federalism – The US Constitution divides power between the Federal/National government and state governments.
The conventions came into being after 1830 are:Colored conventions- which are series of convention held in national and regional level after the american civil war. it was attended by politician, businessman, religious leaders, writers and publishers.
Virginia Constitutional Convention
National Negro Convention Movement
Hope this helps.
Rising out of the Federalist v. Anti-Federalist debates, it featured two national parties competing for control of the presidency, Congress, and the states: the Federalist Party, created largely by Alexander Hamilton, and the rival Democratic-Republican Party formed by Thomas Jefferson and James Madison.
Answer: The last one
Explanation: People must constantly fight enemies.