What, according to Wood & Eksteins, were the effects of the experience of the american revolution & the first world war?

Both Gordon Wood & Modris Eksteins depict war as an important catalyst for social & cultural change. What, according to Wood & Eksteins, were the effects of the experience of the American revolution & the first world war? How were these effects similar or different in the two conflicts?

BOOKS USE IN CLASS:
-)Gordon S. Wood: The Radicalism of the America revolution (NY: vintage, 1991).

-)Modris Eksteins: Rites of Spring: The great war & the birth of the modern age. (NY: Houghton Mifflin 2000).