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Great Union Day
Date: December 1, 2025
Great Union Day
Great Union Day is Romania's national holiday on December 1st, commemorating the unification of Transylvania, Bessarabia, and Bukovina with the Romanian Kingdom in 1918. This day marks the official formation of modern-day Romania after World War I and is celebrated with both official ceremonies, such as a military parade in Bucharest, and private, family gatherings.
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