The Indian Independence Movement incorporated the efforts by Indians to liberate the region from British rule and form the nation-state of India. It involved a wide spectrum of Indian political organizations, philosophies, and rebellions between 1857 and India's emergence as a unified nation-state on August 15, 1947. The Indian independence movement incorporated the efforts by Indians to liberate the region from British rule and form the nation-state of India. It involved a wide spectrum of Indian political organizations, philosophies, and rebellions between 1857 and India's emergence as a unified nation-state on August 15, 1947.