craig shirley's book "reagan rison, the decisive years, 1976 to 1980." as you can tell from the conversation, very lively, very topical, and it has power in this moment. thank you so much. >>> week nights this month, we're featuring american history tv programs as a preview of what's available every weekend on c-span3. tonight, gettysburg college professor timothy shannon examines colonial era diplomatic ties between european settlers and the iroquois confederacy of the eastern great lakes region. he describes what treaty meetings might have looked like, the role of interpreters, and the importance of exchanging gifts. watch tonight, beginning at 8:00 p.m. eastern. enjoy american history tv this week and every weekend on c-span3. >>> you're watching american history tv. every weekend on c-span3, explore our nation's past. c-span3, created by america's cable television companies as a public service and brought to you today by your television provider. >> up next, a look at president reagan's foreign policy toward the soviet union during the 1980s. univers