He worked with White until the Revolutionary War began, when Mooers enlisted as a volunteer in the Continental Army.

He was commissioned as a general in the New York Militia, commanding troops at the Battle of Plattsburgh, on September 11, 1814.

In addition to his high-status among military operations, Benjamin Mooers' was known as a landowner in the areas surrounding the Champlain Valley.

[1] According to accounts of refugees who met with Mooers, he owned large masses of land for which he paid considerably low for.

[1] Mooers' served as a lieutenant in the New York militia and the 2nd Canadian Regiment under his maternal uncle, Moses Hazen, during the American Revolutionary War.