The founder of the Shiv Sena political party was:

Bal Thackeray
Uddhav Thackeray
Raj Thackeray
Sharad Pawar

The correct answer is Bal Thackeray.

Bal Thackeray was an Indian politician and cartoonist who founded the Shiv Sena, a right-wing Marathi nationalist political party in Maharashtra. He was the party’s first chief and served as the chief minister of Maharashtra from 1995 to 1999. Thackeray was a controversial figure, but he was also a popular leader who was credited with bringing Marathi pride to the forefront of Indian politics.

Uddhav Thackeray is the son of Bal Thackeray and the current chief of the Shiv Sena. He has been the chief minister of Maharashtra since 2019.

Raj Thackeray is the nephew of Bal Thackeray and the founder of the Maharashtra Navnirman Sena (MNS), a right-wing political party in Maharashtra. He was once a member of the Shiv Sena, but he left the party in 2006 to form the MNS.

Sharad Pawar is a politician from the Indian National Congress (INC) who has served as the chief minister of Maharashtra from 1978 to 1980, 1988 to 1991, and 1993 to 1995. He is the current president of the NCP.