The book "Abraham Lincoln: Was he a Christian?" written by the author John E. Remsburg, a famous American activist and publicist of the 19th century. In this book, the author explores and analyzes the religious views of the 16th president of the United States, Abraham Lincoln. Remsburg examines various aspects of Lincoln's life and career, relying on documentary sources and historical facts. The book invites the reader to an open discussion of the role of religion in the life of an outstanding politician and public figure of that time. "Abraham Lincoln: Was He a Christian?" is an interesting read for those interested in United States history and issues of faith among public figures.