The UoS numbered some 30 members, including Nikita Muravyov, Sergey Muravyov-Apostol, Matvei Muravyov-Apostol, Sergei Trubetskoy, Ivan Yakushkin, Pavel Pestel, Yevgeni Obolensky, Ivan Pushchin, Mikhail Lunin and others. In 1817 they approved the UoS charter and changed the society's name to Society of True and Loyal Sons of the Fatherland.
The UoS numbered around 30 influential members, including notable figures such as Nikita Muravyov, Sergey Muravyov-Apostol, Matvei Muravyov-Apostol, Sergei Trubetskoy, Ivan Yakushkin, Pavel Pestel, Yevgeni Obolensky, Ivan Pushchin, Mikhail Lunin, and others. Two years later, in 1817, they formally approved the UoS charter and changed its name to the Society of True and Loyal Sons of the Fatherland.