The Russian Orthodox Church is one of the largest and oldest Christian denominations in Russia. It follows the traditions of Eastern Orthodoxy and has a rich history that dates back to the Christianization of Kievan Rus' in the 10th century. The church plays a significant role in Russian culture and society, influencing art, music, and literature. Today, the Russian Orthodox Church is led by the Patriarch of Moscow, who oversees its many parishes and monasteries. The church emphasizes the importance of community, prayer, and the sacraments, helping to guide its followers in their spiritual lives and maintain their connection to God.