America did when they threatened Japan with lots of gun ships in they didn't extend trading to the rest of the world.
Answer:
D=1
A=2
B=3
C=4
Explanation:
Im not 100% sure but ive done this before and this is off of memory sorry mate im at least 70%sure
Your answer is wrong and I have no idea why your talking about feminism. But anyway the affect of surprise was that the natives Americans enemy wouldn't have time to prepare so the losses/casualties for the enemy would be heavy,also using the element of surprise would also most likely scare enemy soldiers, and they would be distracted and confused as well.
People around the Andes Mountains in Peru.