evidence: The most problematic disputes of the region are between India and China along their disputed border in the Himalayan region (namely disputes over Aksai Chin, Depsang Plains, Demchok, Chumar, Kaurik, Shipki La, Barahoti, Nelang, Pulam Sumda, Sang, Jadhang and Lapthal, Trans – Karakoram Tract, Arunachal Pradesh), which have been worsening in recent years.