Why was it important that the Constitution gave the federal government the power to "ensure domestic tranquility"?
A.
Invasions from Canada were threatening to take western frontiers.
B.
Taxes were so high that the economy began to fail.
C.
Individual states refused to raise militias to keep the peace.
D.
The Confederation Congress had no power to put down rebellions
D. Refer to this article for more information on this answer! Also try searching, “ What powers did the Confederation Congress not have? “ And this should also help you get the information needed :) Hope this helps!