During the early years of ww1 which of the following did the germans use to a great advantage

the field telephone

the machine gun

the submarine

the tank

During the 1920s, which president atoped a laissez-faire toward business, which bring about great depression

In shifting to a defense policy based upon the concept of "flexible response," president kennedy was indicating that he had grave doubts about thevalue of which previous defense policy? a massive retaliationb collective securityc containmentd air power

Defined the word imperialism. what is your opinion: should the us engage in imperialism? under what circumstances? offer a brief affective argument against the opinion that you hold.