The statement that best analyzes the foreign policy of Clement Attlee compared to that of Winston Churchill is: "Attlee was more willing to trust the Soviet Union than Churchill after WWII."
This reflects the differing approaches to foreign policy between the two leaders, especially in the context of the post-war world and the emerging Cold War tensions. Churchill was known for his more confrontational stance towards the Soviet Union, while Attlee's government was characterized by a degree of pragmatism and a willingness to engage in diplomacy with the Soviets.