An American colonist who supported the British government before and during the American Revolution is called a

Patriot

Loyalist

Preamble

Declarationist

Loyalist

An American colonist who supported the British government before and during the American Revolution is called a Loyalist.

The correct answer is "Loyalist." A loyalist is an American colonist who supported the British government before and during the American Revolution. They were loyal to the British monarchy and did not support the revolution for independence from Britain. To find this answer, you can refer to history textbooks, online articles, or consult reliable historical sources. Understanding the context and history of the American Revolution is important in order to answer this question correctly.