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No. Hinduism dominates the Indian subcontinent.
in Indian subcontinent
Hinduism and Buddhism
Hinduism believe in complete individual freedom of any Karma (action), never should say my philosophy is the best.
The two religions developed in the Indian subcontinent was Hinduism and Buddhism :D
Hinduism and Buddhism.
Hinduism and Sikhism
Many emperors of India during middle ages spread Hinduism Extensively. Mainly now there are organisations which spread Hinduism. But no one is forced to embrace Hinduism.
Vedism
Hinduism was studied by many European scholars. They published their findings about Hinduism and spread it themselves.
Indian merchants spread Hinduism to the Pacific and South East Asia in the first millennium. When the merchants settled in these regions, they brought priests who were instrumental in the spread of Hinduism.
Gandhi never worked to spread Hinduism. He worked for the freedom of India through Ahinsa - nonviolent peaceful satyagrah means.