When it comes to external power brokers, the United States plays the largest role, having replaced Great Britain by the 1970s. It now must learn to cope with the growing influence of India and China, as well.
在外部斡旋势力方面，自20世纪70年代起美国取代英国成为最重要的角色。如今美国也必须学习处理印度和中国影响力的日益增强。