Peter I is typically used as a reference to Peter the Great, the famous Tsar of Russia who ruled from 1682 to 1725. There are several synonyms for Peter I, such as Peter Alexeyevich, Pyotr Alekseevich, and Pyotr Veliky. Peter I is considered one of the most influential and significant rulers of Russia, known for his modernizing reforms, military campaigns, and impressive building projects, including the construction of St. Petersburg. He transformed Russia from a backward country into a powerful nation, laying the foundation for modern-day Russia as we know it. These synonyms all refer to the same person, but offer different variations of his name depending on the context.