It first came from france.
This is correct.
Machiavelli was an Italian political philosopher whose famous work, the Prince, is an in-depth look at what is necessary for a ruler to be effective, both in terms of ruling a people but also in doing what needs to be done.
U-Boat attacks affected fighting on land by being able to strike fire onto land before sending troops to fight on the beaches.
Those who opposed giving the federal government more power than the states were known as the "Anti-Federalists", since they did not want to ratify the Constitution, which would have done this.