** Father's Day ( Bulgaria )

** Prime Ministers of Bulgaria

** Presidents of Bulgaria

** Boris I of Bulgaria ( Bulgarian Orthodox Church )

** Bulgarian Education and Culture and Slavonic Literature Day ( Bulgaria )

** Survivor BG, Bulgaria

** Georgi Parvanov, President of Bulgaria

** Bogdan Filov, 28th Prime Minister of Bulgaria ( executed ) ( b. 1883 )

** WWII: Bulgaria signs the Tripartite Pact, thus joining the Axis powers.

** The National Assembly of Bulgaria votes to end one party rule by the Bulgarian Communist Party.

** President of Bulgaria Petar Mladenov resigns over charges he order tanks to disperse antigovernment protests in December 1989.

** Prime Minister of Bulgaria Andrey Lukanov and his government of former Communists resign under pressure from strikes and street protests.

** The National Assembly of Bulgaria elects Dimitar Iliev Popov as Prime Minister of Bulgaria.

** The former prime minister of Bulgaria, Andrei Lukanov, is assassinated.

** Treaty of Craiova: Romania loses Southern Dobrudja to Bulgaria.

** King Boris III of Bulgaria ( d. 1943 )

** After 45 years of Communist rule in Bulgaria, Bulgarian Communist Party leader Todor Zhivkov is replaced by Foreign Minister Petar Mladenov, who changes the party's name to the Bulgarian Socialist Party.

** Albania, Austria, Bulgaria, Cambodia, Finland, Hungary, Ireland, Italy, Jordan, Laos, Libya, Nepal, Portugal, Romania, Spain, and Sri Lanka join the United Nations simultaneously, after several years of moratorium on admitting new members that began during the Korean War.

** Tsar Chaka, Mongol ruler of Bulgaria

** King Michael Asen IV оf Bulgaria ( d. 1355 )

** Theodore Svetoslav of Bulgaria, emperor of Bulgaria

** Emperor Smilets of Bulgaria ( b. 1292 )

** Poland regains independence after 123 years of partitions.

** Iceland regains independence, yet remains in personal union with the King of Denmark, who also becomes the King of Iceland until 1944.

** Germany formally regains complete independence after the four post-World War II occupying powers ( France, the United Kingdom, the United States and the Soviet Union ) relinquish all remaining rights.

** East of the River Thurso the road regains its own identity and is there linked south by the A9 to the A836 itself near Tain, and to Inverness, Perth and Falkirk.

** Titan ( computer ), also known as the Atlas 2, its successor

** The Baire category theorem about complete metric spaces, and its consequences, such as the open mapping theorem and the closed graph theorem.

** Photolithography: the aspect ratio of an etched, or deposited structure is the ratio of the height of its vertical side wall to its width.

** Feast of the Transfiguration ( Julian calendar ), and its related observances:

** Spherical aberration, which occurs when light rays strike a lens or mirror near its edge

** Akita, Akita ( 秋田市 ), its capital city

** United Kingdom of Great Britain and Ireland, a sovereign state from 1801 to 1922 ( and between 1922 and 1927 in its superseded form )

** Abdominal flaps The abdominal flap for breast reconstruction is the TRAM flap ( Transverse Rectus Abdominis Myocutaneous flap ) or its technically distinct variants of microvascular " perforator flaps " like the DIEP / SIEP flaps.

** The Wii is backward compatible with all games from the Nintendo GameCube, due to its being based on the PowerPC, the same base as the latter ; however, a " Family Edition " model released in North America and Europe in late 2011 removes GameCube support.

** The Band ( album ), its eponymous album released in 1969

** Counterfactual conditional, or subjunctive conditional, indicates what would be the case if its antecedent were true

** Commodore Semiconductor Group, also known as MOS Technology, Inc., famous for its various designs for Commodore Internationals range of home computers

** Psionic Blasts: the ability to emit blasts of psionic energy which don't harm its victims physically but mentally instead.

** Brownian dynamics, the occurrence of Langevin dynamics in the motion of particles in solution ( e. g. a grain in water, as was first seen by Brown ); its famous property is: MSD ~ t, where MSD is the mean squared displacement, and t is the time the process is seen

** Nazarov was Dictator of the Don Republic ( which before, since its founding on 2 December 1917 at Novocherkassk, had been governed by a Triumvirate including the last pre-Soviet Ataman, Aleksei Maksimovich Kaledin ) from 11 February 1918 till 25 February 1918 when Bolshevik troops ended their existence

** either by additional attributes ( such as the " type " attribute which indicates the MIME type of the external entity, or the " charset " attribute which indicates its encoding ),

** Council of Pisa ( 1409 ) attempted to solve the Great Western Schism. The council is not numbered because it was not convened by a pope and its outcome was repudiated at Constance.

** or its self-titled debut album Electronic ( album )

** Filter ( Unix ), a program that gets most of its data from its standard input ( the main input stream ) and writes its main results to its standard output ( the main output stream )

** Frankish language or its modern descendants, Franconian languages

** Parabolic induction: a method of constructing group representations of a reductive group from representations of its parabolic subgroups.