Robert Donaldson's insightful book, 'The Foreign Policy of Russia: Changing Systems and Enduring Interests,' delves deep into the complex dynamics shaping Russia's international relations. It meticulously examines how the nation's foreign policy has adapted across various political eras, from the Soviet Union to the post-Soviet period, while simultaneously identifying the underlying, constant national interests that have consistently guided its actions on the global stage. Donaldson provides a nuanced perspective, illustrating the continuity amidst profound internal transformations and geopolitical shifts, making this a crucial read for understanding contemporary Russian behavior and its implications for global stability.