Ghubar-e-Khatir is a collection of letters written by Maulana Abul Kalam Azad during his imprisonment in 1920s and 1930s. These letters provide an intimate look at Azad’s intellectual and spiritual journey, as well as his vision for an independent India. They cover a wide range of subjects including national politics, his opposition to the British Empire, his reflections on religion and spirituality, and his views on social and cultural issues. The letters offer a unique perspective into Azad’s mind and his deep concern for the future of India. His eloquence and philosophical depth have made this work a key part of Indian literary and political thought.