Ultimately, what led to the colonies' victory in the american revolution? a. an alliance with spain. b. washington's ability to keep an army together. c. the french invasion of england. d. the french blockade of philadelphia. e. george washington's major assaults on new york city.

i actually have a suggestion instead of an answer, how about next time instead of spending the time to time up the question you take that time and try to figure something out for yourself, do you understand?

explanation:

leave a 5 star and a and brainliest answer if you understand, hope this betters you day, or not i don't really care either way. xd

basic principles: federalism, separation of powers, checks and balances, judicial review, representative democracy, limited government, rule of law, individual rights and responsibilities, consent of the governed, majority rule, popular sovereignty, equal protection.