James Mann is the author of Rise of the Vulcans: The History of Bush’s War Cabinet, and, most recently, The Rebellion of Ronald Reagan. He is author-in-residence at Johns Hopkins School of Advanced International Studies.

The Republicans are divided on how to attack Obama’s foreign policy—and some are even supporting him. Author James Mann on the struggle within the opposition party.

In an excerpt from The Rebellion of Ronald Reagan, Suzanne Massie, a special advisor to President Reagan on Soviet policy secretly influences America’s relationship with Moscow.