Military historian Gregory Erwin talks about challenges the british army faced in adapting to north american terrain and battle tactics during the revolutionary war. The museum of the American Revolution, Pritzker Museum and the richard vann has foundation cohosts this event as part of a threeday international conference. My name is philip mead, director of Curatorial Affairs on the American Revolution, and it is my pleasure to welcome today to welcome to welcome today ,resident Gregory Urwin professor of American History from the revolution through world war ii. A longtimerwin is friend of this museum project. Thene of it is one of great advantages of being in philadelphia, that we can be close neighbors to the professor, whose work on the british army in the American Revolution is extensive and always inspiring of our exhibits and publications , and the development of our core exhibition. Professor urwin played a crucial role in the display of the story weighinged runways, the promis