Answer
Sayyid Jamāl al-Dīn al-Afghānī was a 19th-century Islamic reformer, political activist, and writer. He is regarded as a precursor to the modern Islamic revival movement. He traveled extensively throughout the Islamic world and lectured on his ideas, which included a call for Islamic unity and a rejection of Western colonialism. His ideas were influential in the development of Islamic modernism and pan-Islamism.