Who wrote the slogan swaraj mera janmsidh adhikar hai?

The slogan "Swaraj mera janmsidh adhikar hai" (Self-rule is my birthright) was coined by Bal Gangadhar Tilak, a prominent leader of the Indian independence movement. He used this slogan to rally support for the cause of Indian independence and to challenge the British colonial rule in India. Tilak's slogan became popular among the Indian people and helped to inspire the movement for swaraj (self-rule) and ultimately led to India's independence in 1947.