evidence: The two nations are also competing to build infrastructure along the border, which is also known as the Line of Actual Control. India's construction of a new road to a high-altitude air base is seen as one of the main triggers for a deadly 2020 clash with Chinese troops. [...] It happened near the Tawang sector of Arunachal Pradesh state, the eastern tip of India. Some soldiers suffered minor injuries. [...] The same month, both countries agreed to disengage from a disputed western Himalayan border area.