Sergius of Radonezh – an Orthodox monk who lived in the 14th century, founded several monasteries, including the Trinity Sergiev Lavra. His students were also organizers of new abodes and primates of more than four dozen monasteries. Sergius of Radonezh left a notable mark in the history of unification of Russia, which helped rid the Tatar-Mongolian yoke. In addition, the description of the life and deeds of the saint mentions the numerous miracles performed by him. The Russian Orthodox Church Reverend Sergius was called to the face of saints.
The Cathedral of Radonezh saints includes almost eight dozen names of saints that are directly related to the life of Sergius of Radonezh and the Trinity Sergius Monastery. In this list there are, for example, icon painter Andrey Rublev, Grand Duke Demetrius of Donskoy and Princess Evdokia, skhimnik Kirill of Radonezh and schimun Maria of Radonezh – parents of Reverend Sergius Radonezhsky, his brother – Reverend Stefan Moskovsky et al.
In the 17th century, the first lists of disciples of Sergius of Radonezh were drawn up, as well as the icon of the Council of Radonezh saints was written. And the first official celebration was held in 1981 with the blessing of the then primate of the Russian Orthodox Church, His Holiness Patriarch Pimen. The date of the new holiday was set on July 19 – the day after the feast in honor of the relics of Reverend Sergius.