The book of Charles G. Addison, a legal scholar, an expert on the history of the order, is dedicated to the legendary brotherhood of the Poor Knights of the Jerusalem Temple. The author tells about the origin of the most powerful military-religious order of that time, the peculiarities of the charter, hierarchy and possessions of the Templars in the East and West. Addison reports on the exploits of the Templars in the name of protecting the Holy Land, on the participation of the Knights of the Temple in the military campaigns of Richard the Lionheart and other Christian kings, tells of the confrontation with Saladin, the siege of Jerusalem and the tragic loss of Acre, the last stronghold of the Templars in the Holy Land, and also highlights the process over the Templars in England. In the last chapters of his book, Charles Addison, Esq. of Inner Temple, describes the main residence of the Templars in England and the magnificent temple of the monastery, and also outlines the history of the London Temple after the dissolution of the order and the transfer of its possessions to the jurists, who restored a number of customs of the Knights of the Temple and revived traditions former hospitality.