Who amongst the following leader have launched the newspaper called "Kesari"?

Bal Gangadhar Tilak

The correct answer is Option 1- Bal Gangadhar Tilak

The leader who launched the newspaper "Kesari" was Bal Gangadhar Tilak.  "Kesari" was one of the key mediums through which Tilak propagated his ideas and mobilized public opinion against British colonial rule in India.

Bal Gangadhar Tilak, also known as Lokmanya Tilak, was one of the most prominent leaders of the Indian independence movement. Born on July 23, 1856, in Ratnagiri, Maharashtra, Tilak was a multifaceted personality known for his contributions to the political, social, and educational spheres of India.

Tilak was not only a nationalist leader but also a journalist. He used newspapers such as "Kesari" (Marathi) and "The Maratha" (English) as platforms to spread his nationalist ideas and critique British policies.