look, the critical victory in yorktown was a siege. washington had never mounted a siege before.we had the expertise of the french officers to advise the continental army and how to carry on this war, and we had their navy and we have their men too. >> host: after yorktown, was there, i'm thinking of ve day here in the states, anything like that? >> guest: well, the british had new york, charleston, and savannah. it didn't look like the war was over. was why it over? because when the lord got the news, he said, my, god, it's all over because he couldn't get parliament to replace the army. they were tolerant of the sacrifices they had to make for a war that didn't look like it was going to bring gains to the cost. he knew it was politically impossible to carry on. >> host: significance of benedict arnold. >> guest: oh, the greatest military hero of the american revolution to a point. you know, he was the great hero at saratoga. don't go into action, but he couldn't keep out of it, road his horse, he was shot and kept fighting. he could have been the greatest military hero possibly