John adams only served one term becsuse

Explanation:

his presidency ended after a single term following his defeat in the 1800 presidential election. He was succeeded by Thomas Jefferson of the Democratic-Republican Party.

i do not know if this question has options, but a main impact of the federal reserve act of 1913, which created the federal reserve bank, was the international use of the u.s. dollar, which soon became the world's leading currency - particularly during world war i, since many nations around the world asked the united states for money.