How did how did President Richard Nixon foreign-policy believe represent the change for the US?

President Richard Nixon's foreign policy marked a significant shift in U.S. diplomacy, emphasizing pragmatism over ideological rigidity. His approach, known as "realpolitik," prioritized national interests and pragmatic engagement with geopolitical adversaries, such as opening relations with China and pursuing détente with the Soviet Union. This represented a move away from the confrontation of the Cold War era, signaling a willingness to negotiate and collaborate with rivals. Nixon's foreign policy thus reflected a transformative period in U.S. international relations, focusing on strategic stability and economic considerations.