Unlike many other beliefs, Islam in its name and in the essence of its teaching has no connection with any individual, people or country, and is also not a fruit of simple human imagination. It is an integral worldview based on the Divine revelations of Allah Almighty with the universal content of the spiritual, moral, scientific, philosophical, socio-political and economic order, knows all the roads that lead a person to happiness and prosperity, and gives him the deepest explanations about any subjects of his curiosity. The book “Islam Yesterday, Today and Tomorrow”, written by the author Absheroni Ali, is intended for a wide range of readers interested in such literature. The book may be useful and interesting to students of higher and secondary specialized educational institutions.