What new technology defined the war and tactics in the pacific?

Radar

Explanation:

Radar technology employs the use of radio waves in determining the distances speed and location of certain objects. This was instrumental during the war as it helped countries foil secret attacks being planned.

It was used to operate anti-aircraft guns and was used on ships for easy navigation at night and to locate enemy ships and aircraft.

the federalist party which advocated strong centralization dominated the united states government till 1800. so 1800 election transformed the power from one party to another party for the first time and was thus a turning point in american history. so jefferson called it "revolution of 1800".

explanation:

jewish people sniffed up all of the money, thus making it hard for society