Final answer:
Gandhi returned to India in 1915 to join in the struggle for self-rule and later became the head of the Indian National Congress in 1921.Gandhi had been living in South Africa and working as a lawyer, but he decided to return to India to join the Indian Independence Movement. He became a prominent leader in the movement and played a key role in India's fight for independence from British rule.
Step-by-step explanation:
Mohandas (Mahatma) Gandhi, the prominent leader who advocated for civil disobedience and nonviolence, returned to India from South Africa in 1915. After gaining considerable experience and evolving his socio-political views while abroad, Gandhi came back to India to join the struggle for self-rule alongside the Indian National Congress, eventually becoming its head in 1921. His return marked the beginning of a powerful movement that would change the course of Indian history.