He is considered one of the most influential figures in the Tamil literary and cultural renaissance of the early 20th century. His works championed:
* Tamil language and culture: He advocated for the revitalization of Tamil language and culture, emphasizing its richness and beauty.
* Social justice and equality: Bharathiyar fiercely fought against social evils like caste discrimination, untouchability, and gender inequality.
* Nationalism and independence: He was a strong proponent of Indian independence and inspired the nation with his patriotic poetry.
His revolutionary poetry and insightful writings continue to inspire generations of Tamils and have earned him the title "Tamil Thaanthai."