evidence: India protested after Beijing released the map showing north-eastern Arunachal Pradesh state and the disputed Aksai Chin plateau as China's territory. [...] Foreign Minister S Jaishankar called China's claim "absurd". An Indian official said afterwards that the two countries had agreed to "intensify efforts at expeditious disengagement and de-escalation" along the disputed border. [...] China says it considers the whole of Arunachal Pradesh its territory, calling it "South Tibet" - a claim India firmly rejects. India claims the Aksai Chin plateau in the Himalayas, which is controlled by China.