William J. Seymour was an influential African American preacher and the leader of the Azusa Street Revival, which began in 1906 in Los Angeles, California. He is often credited with helping to establish the Pentecostal movement, emphasizing the importance of spiritual experiences, such as speaking in tongues and divine healing. Seymour was born in 1870 in Louisiana and faced racial discrimination throughout his life. Despite these challenges, he became a prominent figure in the early 20th century religious landscape, promoting a message of inclusivity and spiritual empowerment. His work at the Azusa Street Mission attracted diverse followers and significantly shaped modern Christianity.