The world's two most heavily populated countries went to war, in 1962.  In Sino-Indian War, about 2,000 lives played out in the ruthless territory of the Karakoram Mountains 14,000 feet above sea level.

In 1959, boundary skirmishes bust out along the borderline. Jawaharlal Nehru, the Prime Minister of Indian institute the frontward rule, in which Indian tried to create boundary outposts and patrols to the north of Chinese. To cut their supply line from them.

 PM of India, in the month of July 1962, order and authorize the Indian Army to fire not only for self -defense, but to drive back the Chinese from their position. The Chinese suggested that both the sides separate and remove twenty kilometers from their present position. On November 19 after America threaten to interfere on behalf of the Indians; both sides affirmed a negotiating period. Nevertheless, the out-of-the-way troops in the mountains were unable to contact, and for the same reason they did not hear about the ceasefire for a number of days, and continued additional firefights.

Just in a month, but around more than around 700 Chinese troops were killed with additional 1600 were injured and 1300 Indian troops were killed and around 1000 were injured 4,000 Indian soldiers were captured.  In the conclusion, China retained actual control of the Aksai Chin region. And Line of Actual Control was drawn.