Can some one please help me answer these questions

What did washington mean when he said patriotism leads to unity

During the revolutionary war what was the definition of loyalist

All of the following were weaknesses of the articles of confederation, except: a) the central government was not permitted to regulate state, interstate, or foreign trade. b) the central government was not permitted to borrow money. c) the central government had little ability to regulate money. d) the central government had no ability to tax.