join those political scientists and historians who argue that while the lost arms race, economic decline, democratic resurgence, and bankruptcy of communist ideals all contributed to the Soviet implosion, they did not predetermine the disintegration of the Soviet Union. That was caused by the imperial foundations, multiethnic composition, and pseudofederal structure of the Soviet state, features whose importance was fully recognized neither by American policy makers in Washington nor by Gorbachev’s advisers in Moscow.