/kloc-In the second half of the 20th century, Vladimir I, the Grand Duke of Kiev, married Anna, the princess of Byzantine royal family. Anna was accompanied by Greek Orthodox monks when she went to Kiev. In 988, Vladimir was baptized into religion and ordered the whole country to be baptized into religion on the Dnieper River. Since then, churches and monasteries have been established in various places, and missionaries have been sent to the north to preach. /kloc-After the rise of Moscow Principality in the 20th century, the Orthodox Church was often regarded as the flag and symbol of Russian national unity.

From 1037 to 1448, the bishop of Kiev was appointed by ecumenical patriarch of Constantinople. After the public discussion in Florence (1439), the Russian Orthodox Church, with the support of the Grand Duke of Moscow, held its own bishops' meeting in 1448, and elected Bishop Ryazan and Russian Jonah as bishops. 1453, Byzantium perished. The four patriarchates of the Greek Orthodox Church were all occupied by the Ottoman Turkish Empire, which believed in Islam. From the end of15th century to the end of16th century, senior monks of the Russian Orthodox Church pointed out many times in their books to the Tsar that Moscow is a "third Rome" directly inheriting Rome and Byzantium. This thought has a certain influence on the later Russian imperial history. After Ivan the Terrible ascended the throne, he was dissatisfied with the subordinate position of Russian Orthodox Church under the jurisdiction of ecumenical patriarch District in Constantinople. 1584, his son fedor ascended the throne. In order to win the favor of aristocrats and the Orthodox Church, Boris Godunov used the opportunity of ecumenical patriarch Jeremiah II in Constantinople to persuade him to raise funds in Moscow, and obtained his consent to establish an independent Russian Orthodox Church. Geoff became the first patriarch. Since then, the Russian Orthodox Church has ranked fifth after the four patriarchate jurisdictions of Constantinople, Alexandria, Antioch and Jerusalem.

From 1453 to 1887, Ukraine had an all-Russian and Kiev parish under the jurisdiction of Constantinople. During the period of 1596, most Ukrainian Orthodox clergy and believers joined Catholicism, but kept the etiquette of the Eastern Church. 1687, the church was incorporated into the diocese of Moscow.

/kloc-in the 0/7th century, the history of the Russian church was called the Archbishop's Age. Nikon carried out a series of etiquette reforms from 1653 to 1656. The reform was opposed by the old etiquette school, which split the church. Nikon was suspected by the czar because he advocated that theocracy was above the monarchical power and intervened in state affairs, and was eventually exiled. However, Nikon's centralized reform was implemented with the support of Tsar alexei mikhailovich. Tsar Peter I ascended the throne and reformed the Russian Orthodox Church again. 172 1 year, Peter issued a royal decree to abolish the patriarchal clan system of the Russian Orthodox Church, and set up the Supreme Council of Religious Affairs under the jurisdiction of the government (China was translated as the Bishop's Office) to manage the church, with the head directly appointed by the Tsar. At the same time, bishops' districts were set up in eight provinces, and bishops were nominated by the Supreme Council for Religious Affairs to the Tsar, who decided to appoint them.

19 18, the Soviet People's Committee promulgated the decree of "separation of church and state", and the Russian Orthodox Church headed by Tikhon took a hostile attitude towards the Soviet regime. During the period of 1922 ~ 1923, the clergy groups represented by Ya ViWei Deng and F Krasnik organized a temporary high-level church administration, advocating the abolition of patriarchy and the reform of the church. Later, the All-Soviet Bishop Association, attended by bishops, priests and peaceful believers, was established to replace the patriarch. 1943 The patriarchal clan system was restored, with Alexei as the patriarch. 196 1 year, the patriarchate of the Russian Orthodox Church joined the World Christian Federation. Since the second Vatican Council, the dialogue with the Holy See has begun. 197 1 year, the Russian Orthodox Church held a meeting of local bishops, elected Pimian as patriarch, and discussed the normalization of relations with the old etiquette school.

There are four parishes under the supervision of patriarch in the Soviet Union, namely Leningrad, Kiev, Kputsch and Tallinn-Estonia. There are 76 bishops' correctional areas. There are Orthodox schools in Leningrad, Moscow and Odessa, and there is also a seminary in Moscow and Leningrad. Published the Journal of the Patriarch's Office in Moscow, the Bulletin of the Orthodox Church and the Yearbook of Theological Papers.