Question

in which language was kesari, a newspaper started by bal gangadhar tilak published

Answer 1

Marathi is the correct answer.
May you find it helpful;

Answer 2

Answer:

Kesari was a Marathi newspaper published by Bal Gangadhar Tilak

Explanation:  

Tilak is a prominent extremist in the national struggle, he is the pioneer of major struggles. He gathered mass people to preach the nationality feelings among them so conferred by the people “Lokmanya”. Tilak started newspaper Kesari in Marathi and Marhatta in English to teach through articles and against the British government. He reunites the nationalists to start the home rule movement with Annie Bessant to promote the political education among the public through meetings, newspapers, plays and religious songs.