The 1900s in the Principality of Bulgaria (until 1908) and the Kingdom of Bulgaria (from 1908). Prince of Bulgaria: Ferdinand I (1887–1908) Tsar of Bulgaria:...

The 1900s (pronounced "nineteen-hundreds") was a decade that began on January 1, 1900, and ended on December 31, 1909. The Edwardian era (1901–1910) covers...

The Principality of Bulgaria (Bulgarian: Княжество България, romanized: Knyazhestvo Balgariya) was a vassal state under the suzerainty of the Ottoman...

The 1890s in the Principality of Bulgaria Prince of Bulgaria: Ferdinand I (1887–1918) Prime Minister of Bulgaria: Stefan Stambolov (1887–1894) Konstantin...

The 1910s in the Kingdom of Bulgaria. Tsar of Bulgaria: Ferdinand I (1887–1918) Boris III (1918–1943) Prime Minister of Bulgaria: Aleksandar Malinov (1908–1911)...

The 1930s in the Kingdom of Bulgaria. Tsar of Bulgaria: Boris III (1918–1943) Prime Minister of Bulgaria: Andrey Lyapchev (1926–1931) Aleksandar Malinov...

The 1920s in the Kingdom of Bulgaria. Tsar of Bulgaria: Boris III (1918–1943) Prime Minister of Bulgaria: Aleksandar Stamboliyski (1919–1923) Aleksandar...

either country, but Bulgarian unification was recognised by the Great Powers. Instability in the Balkan region in the early 1900s quickly became a precondition...

Varna (Bulgarian: Варна, pronounced [ˈvarnɐ]) is the third-largest city in Bulgaria and the largest city and seaside resort on the Bulgarian Black Sea...

August: Gunmen open fire on an Israeli El Al airline bus in London. 7 September: The Bulgarian dissident Georgi Markov is stabbed with a poison-tipped...