The American Revolution battles of Trenton and Princeton resulted in

decreased support for the colonial cause.

an increase in colonial supplies and troops.

Spain's entry into the war on the side of the colonists.

France's entry into the war on the side of the colonists.

The American Revolution battles of Trenton and Princeton resulted in an increase in colonial supplies and troops, because that battles were little wars that boosted the courage and the morale of the U. S Army, because before that battles, the Americans had lost some wars so they were sad and with a low morale, but then in that wars, the Americans won against the British, so those accomplishments improved the Americans morale and caused many persons to enlist, whereby it was enhanced the colonial supplies and troops.

So due to that, the battles of Trenton and Princeton resulted in an increase in colonial supplies and troops.

It added supplies : P