On this day in Bulgarian history: archaeologists uncovered an early medieval cult complex at Cape Kaliakra in 2009, and Sofia Airport’s new runway opened in 2006.
On This Day in Bulgaria
On This Day in Bulgaria: August 1
On this day in Bulgarian history: the country’s first domestically built balloon flew for the first time in 1912, and Zhelyu Zhelev was elected Bulgaria’s first non-Communist president in 1990.
On This Day in Bulgaria: August 2
On this day in Bulgarian history: Ferdinand I swore his oath as Prince of Bulgaria in 1887, and the Ilinden Uprising against Ottoman rule began in Macedonia in 1903.
On This Day in Bulgaria: August 3
On this day in Bulgarian history: a sweeping municipal reform stripped local autonomy in 1934, and Bulgaria’s first baby born from a frozen embryo, Roberta, arrived in 2001.
On This Day in Bulgaria: August 4
On this day in Bulgarian history: Bulgaria waived customs duties on goods from Macedonia and Eastern Rumelia in 1879, and Zhelyu Zhelev and Boris Yeltsin signed a friendship treaty in 1992.
On This Day in Bulgaria: August 5
On this day in Bulgarian history: the show trial of opposition leader Nikola Petkov began in 1947, and Pliska, Preslav, and Madara were declared national heritage reserves in 1958.
On This Day in Bulgaria: August 6
On this day in Bulgarian history: hunters founded a national society in 1898, and Bulgaria established diplomatic relations with Uruguay in 1958.
On This Day in Bulgaria: August 7
On this day in Bulgarian history: the country’s first satellite reached orbit in 1981, and Prime Minister Andrey Lukanov resigned amid political turmoil in 1990.
On This Day in Bulgaria: August 8
On this day in Bulgarian history: officers deposed Prince Alexander I in a palace coup in 1886, and the first Balkan Film Festival opened in Varna in 1965.
On This Day in Bulgaria: August 9
On this day in Bulgarian history: the Bulgarian state was named for the first time in 681, and the Treaty of Neuilly took effect in 1920.
On This Day in Bulgaria: August 10
On this day in Bulgarian history: the Treaty of Bucharest ended the Second Balkan War in 1913, and Bulgaria’s first homegrown aeroplane, built by teenager Asen Yordanov, passed its test flight in 1915.
On This Day in Bulgaria: August 11
On this day in Bulgarian history: Admiral Ushakov defeated the Ottoman fleet off Cape Kaliakra in 1791, and the Varna Dolphinarium opened its doors in 1984.
On This Day in Bulgaria: August 12
On this day in Bulgarian history: the Stara Zagora Uprising was plotted in Bucharest in 1875, and the Bulgarian Navy was founded in Ruse in 1879.
On This Day in Bulgaria: August 13
On this day in Bulgarian history: pilot Simeon Petrov made the first flight over Sofia in a Bulgarian-owned plane in 1912, and Bulgaria established diplomatic relations with Croatia in 1992.
On This Day in Bulgaria: August 14
On this day in Bulgarian history: Tsar Boris III held his final, tense meeting with Hitler in 1943, and aviation pioneer Dobri Donevski was born in 1905.
On This Day in Bulgaria: August 15
On this day in Bulgarian history: Tsar Samuil captured Adrianople in 1002, and Bulgaria’s first theatrical performance was staged in Shumen in 1856.
On This Day in Bulgaria: August 16
On this day in Bulgarian history: the first “Unity” committee formed in Plovdiv in 1878, and a new government took office after the Battenberg coup crisis in 1886.
On This Day in Bulgaria: August 17
On this day in Bulgarian history: Tsar Samuil routed the Byzantine army at the Gates of Trajan in 986, and communist Bulgaria adopted a revised national emblem in 1971.
On This Day in Bulgaria: August 18
On August 18, 1916, Bulgarian forces captured Korçë, while Bulgaria established diplomatic relations with Slovenia in 1992.
On This Day in Bulgaria: August 19
On this day in Bulgarian history: the Preobrazhenie Uprising began in 1903, and Bulgaria’s first-ever balloon flight took place in Plovdiv in 1892.
On This Day in Bulgaria: August 20
On this day in Bulgarian history: Stefan Stambolov became prime minister in 1887, and Bulgaria took part in the Warsaw Pact intervention in Czechoslovakia in 1968.
On This Day in Bulgaria: August 21
On this day in Bulgarian history: the climactic Battle of Shipka Pass raged in 1877, and Bulgaria welcomed the failure of the Moscow coup attempt in 1991.
On This Day in Bulgaria: August 22
On this day in Bulgarian history: the second day of fierce fighting at Shipka Pass in 1877, and Stefan Stambolov led a counter-coup to restore Prince Alexander I in 1886.
On This Day in Bulgaria: August 23
On this day in Bulgarian history: the Shipka Pass held after three days of fighting in 1877, and the Molotov–Ribbentrop Pact reshaped Europe’s fate in 1939.
On This Day in Bulgaria: August 24
On this day in Bulgarian history: Bulgaria counted the cost of the Shipka battle in 1877, and the Albena resort opened on the Black Sea coast in 1969.
On This Day in Bulgaria: August 25
On this day in Bulgarian history: Russian forces went on the offensive at Shipka Pass in 1877, and Bulgaria’s regents moved to disarm retreating German troops in 1944.
On This Day in Bulgaria: August 26
On this day in Bulgarian history: Ottoman forces abandoned their assault on Shipka Pass in 1877, and Prince Alexander of Battenberg abdicated for good in 1886.
On This Day in Bulgaria: August 27
On this day in Bulgarian history: the mass ascent of Cherni Vrah launched Bulgaria’s tourism movement in 1895, and the Lerin offensive on the Macedonian Front concluded in 1916.
On This Day in Bulgaria: August 28
On this day in Bulgarian history: the 1977 Summer Universiade closed in Sofia, and Tsar Boris III died suddenly in 1943.
On This Day in Bulgaria: August 29
On this day in Bulgarian history: Prince Alexander gave his backing to the unification of Eastern Rumelia in 1885, and Devnya’s first chemical plant began operating in 1954.
On This Day in Bulgaria: August 30
On this day in Bulgarian history: Sofia’s Tsar Liberator Monument was unveiled in 1907, and Stefka Kostadinova set her enduring high jump world record in 1987.





















