China–India relations major economies in the world. Growth in diplomatic and economic influence has increased the significance of their bilateral relationship. Cultural and economic relations between China and India date back to ancient times. The Silk Road not only served as a major trade route between India and China, but is also credited for facilitating the spread of Buddhism from India to East Asia. During the 19th century, China's growing opium trade with the East India Company triggered the First and Second Opium Wars. During World War II, India and China both played a crucial role in halting the progress of Imperial
China–India relations that India developed nuclear weapons in defence against China's nuclear arsenal. In 1998, China was one of the strongest international critics of India's nuclear tests and entry into the nuclear club. During the 1999 Kargil War China voiced support for Pakistan, but also counseled Pakistan to withdraw its forces. In a major embarrassment for China, the 17th Karmapa, Urgyen Trinley Dorje, who was proclaimed by China, made a dramatic escape from Tibet to the Rumtek Monastery in Sikkim. Chinese officials were in a quandary on this issue as any protest to India on the issue would mean an explicit endorsement