Colonial era: british
WW1: American
WW2: British (America for the atom bomb... but thats just one weapon. and they massed produced everything else really)
after that: AMERICA!!
Answer:
Reynolds v Sims and Baker v Carr, I think.
Explanation:
Hope this helped!
-ROsemaryAndStars
True:) Hope this helped:)) If u have any other questions ill be happy to help