Naku La

Context: Indian and Chinese troops clashed at Naku La in North Sikkim last week, in what the Army termed a “minor face-off”.            

• The clash occurred as People’s Liberation Army (PLA) troops attempted to intrude into Indian territory.

May 9 clash

• There was a clash at Naku La on the night of May 9 last, which also saw injuries on both sides.
• There was a clash at Pangong Tso also at that time as the nine-month-long stand-off began at several locations across Eastern Ladakh.

About Naku La or Nathu La

• Nathu La is a mountain pass in the Himalayas in East Sikkim
• It connects the Indian state of Sikkim with China's Tibet Autonomous Region.
• Nathu La is one of the three open trading border posts between China and India; the others are Shipkila in Himachal Pradesh and Lipulekh (or Lipulech) at the trisection point of Uttarakhand–India, Nepal and China.

https://www.thehindu.com/news/national/india-china-hold-marathon-military-talks-on-disengagement-of-troops-in-eastern-ladakh/article33654089.ece?homepage=true