Which new transportation technology made a huge difference in how the North
conducted war strategy?

Railroads

Explanation:

Railroads allowed for transportation of supplies to soldiers, such as food and med supplies. This also became a strategic way to quietly move soldiers from one place to another quickly.

they believed democracy was worth the fight

the american colonists were happy with their vicorty, but the french were mad and the french and indians were not alies, and neither were the french and colonist. i think,