Bharat is already India’s name, according to Wikipedia:
India, officially the Republic of India (ISO: Bhārat Gaṇarājya),[21] is a country in South Asia. It is the seventh-largest country by area; the most populous country as of June 2023;[22][23] and from the time of its independence in 1947, the world’s most populous democracy.[24][25][26]
Then we should start calling Poland “Polska”, and Warsaw “Warszawa”.