Tensions had been high at the Line of Actual Control (LAC) weeks before the clash, with both sides deploying an increased number of soldiers at the border. India contended that China had moved into the Indian side of the LAC . Talks held between local military commanders of both the armies on June 6, led to a mutually-agreed disengagement process.
A buffer zone was to be created between the two armies, however, an Indian commander noticed a Chinese camp in the area and went to inspect. This escalated into a fight, resulting in deaths and injuries. While no shots were fired, a year-end review by the Defence Ministry states that Chna Used “unorthodox weapons” at Galwan.