The renowned activist known for his non-violent protest methods during the Indian independence movement is Mahatma Gandhi. His philosophy of Satyagraha, or truth force, advocated for peaceful resistance to oppression. Gandhi's leadership unified diverse groups in India against British colonial rule, emphasizing civil disobedience and non-violent protest. His methods not only challenged imperialism but also inspired global movements for civil rights and social justice. Gandhi's enduring legacy continues to influence activists worldwide who advocate for change through peaceful means, demonstrating the power of resilience and moral strength.