Jul 31, 2026Discover when and why Russia abandoned the Julian calendar for the Gregorian calendar on February 14, 1918, aligning with international standards.

Jul 18, 2026Explore how Russia uses the Gregorian calendar officially and the Julian calendar within the Russian Orthodox Church for religious events.

Jul 9, 2026Discover Russia's use of the Julian calendar until 1918 and its transition to the Gregorian calendar aligning with Western countries.

Jul 9, 2026Discover when the Julian calendar ended and how the Gregorian calendar replaced it across different regions between 1582 and the 20th century.