1441-1460AD
Hope this helps.
The 2nd one is the correct answer based on the question's topic
B i would assume as it was the us army that helped significantly with the d day invasion as the us military were advanced in training
D, Intimidating The Two Empires With The Use of Guns And Horses Because, They Didn't Have Guns Then. They Didn't Have Technology Or Anything Like That At All. Hope I Helped
