When Herodotus wrote his Histories in the 5th century BC, Greeks distinguished Scythia Minor in present-day Romania and Bulgaria from a Greater Scythia that extended eastwards for a 20-day ride from the Danube River, across the steppes of today's East Ukraine to the lower Don basin.

When, under the Treaty of Berlin ( 1878 ), Bulgaria became an autonomous principality under the suzerainty of the Ottoman Empire, the Tsar recommended his nephew to the Bulgarians as a candidate for the newly-created throne, and the Grand National Assembly unanimously elected Prince Alexander as Prince of Bulgaria ( 29 April 1879 ).

When Pope Adrian II rejected Boris's request that either Formosus or Deacon Marinus ( later Pope Marinus I ) be made Archbishop of Bulgaria, Boris began to look again towards Constantinople.

The Bulgarian Empire was still tributary to the Mongols in 1308. When the Bulgarian czar was expelled by a local boyar c. 1295, the Mongols launched another invasion of Bulgaria to protect their protege.

When Bulgaria attacked Serbia, with whom Greece had a treaty of alliance, Venizelos again urged the King to allow Greece's entry into the war, and permitted Entente forces to disembark in Thessaloniki in preparation for a common campaign over the king's objections.

When Bulgaria became a Mongol vassal, the reputation of Vladislav decreased, and the Serbian nobles once again began to protest.

When they came, however, they were all imprisoned and taken to Bulgaria, as too was Caslav.

When Romanian troops approached the capital Sofia, Bulgaria asked for an armistice, resulting in the Treaty of Bucharest, in which Bulgaria had to cede portions of its First Balkan War gains to Serbia, Greece, Romania and the Ottomans.

When Bulgaria called upon Serbia to honor their prewar agreement over northern Macedonia, the Serbs, displeased at being forced by the Great Powers to evacuate Albania, adamantly refused to give up any more territory.

When the Romanian army closed in on Sofia, Bulgaria asked Russia to arbitrate.

When the Byzantine emperor Basil II ascended the throne in 976, he made the destruction of independent Bulgaria his first ambition.

When used in a political context it has an irredentist connotation, mainly concerning the territories that were ruled by Romania in the interwar, that are now part of Ukraine, the Republic of Moldova or Bulgaria.

When in 1991 UDF formed first non-communist government after the political changes in Bulgaria, President Stoyanov served as Deputy Minister of Justice.

When released from jail, Milyukov went to Bulgaria, and was appointed professor in the university of Sofia, where he lectured in Bulgarian with great success.

When Tsar Simeon the Great began expanding his kingdom of Bulgaria, he gained control of a segment of " White Croatia ", forcing Prince Laborec ( a local ruler ) to recognize his authority at the end of the 9th century.

When Romania and Bulgaria joined the EU in 2007, the right of their residents ( termed " A2 nationals ") to work in Britain was limited to the self-employed, highly skilled migrants, and food and agricultural workers.

When IMARO representatives met the Bulgarian Prime-Minister Racho Petrov, he showed them the ultimatums by Serbia, Greece and Romania, which he had just received and which informed him of those countries ’ support for Turkey, in case Bulgaria intervened to support the rebels.

When she returned to Bulgaria, she took part in another audition at Stara Zagora Opera where she was heard by Christoph Groszer, the impressario of the Zurich Opera.

When Romania and Serbia attacked Bulgaria, the Ottoman Empire looked to regain its lost territories from Bulgaria.

When it was included within the borders of Bulgaria, it was just a minor fortified town.

When the new locomotives arrived in Bulgaria in 1943, they were allocated to Sofia depot.

When the United States entered the First World War Baker made certain that the Draft Act of 1917 prohibited the sale of liquor to men in uniform and that it provided for broad zones around the camps in which prostitution was outlawed.

When Alex entered his room, the doctor was already preparing a nest in the straw case, six eggs ready for the hen's attentions.

When the Germanic peoples entered the Roman Empire and founded successor-kingdoms in the western part, most had been Arian Christians for more than a century.

When Ibn Habib's soldiers entered the camp, the Berber chieftain ’ s wife Tekfah hid Abd al-Rahman under her personal belongings to help him go unnoticed.

When James Bradley and Samuel Molyneux entered this sphere of astronomical research in 1725, there consequently prevailed much uncertainty whether stellar parallaxes had been observed or not ; and it was with the intention of definitely answering this question that these astronomers erected a large telescope at the house of the latter at Kew.

When the Greek army entered Thessaloniki in the First Balkan War ahead of the Bulgarian 7th division by only a day, they were asked to allow a Bulgarian battalion to enter the city.

When Havana surrendered, the admiral of the British fleet, George Keppel, the 3rd Earl of Albemarle, entered the city as a conquering new governor and took control of the whole western part of the island.

When Mehmed finally entered Constantinople through what is now known as the Topkapi Gate, he immediately rode his horse to the Hagia Sophia which he ordered to be sacked.

When a Dictator entered office, he appointed to serve as his second-in-command a magister equitum, the Master of the Horse, whose office ceased to exist once the Dictator left office.

When the censors entered upon their office, they drew lots to see which of them should perform this purification ; but both censors were of course obliged to be present at the ceremony.

When PEI entered Confederation in 1873, it was accorded 6 MPs and 4 Senators ; however this was reduced to 4 MPs by the early twentieth century.

:* When is entered, it is picked up by the scanning unit, the number 25 is encoded and sent to the X register.

When the United States entered World War I, Eastman organized with Roger Baldwin and Norman Thomas the National Civil Liberties Bureau to protect conscientious objectors, or in her words: " To maintain something over here that will be worth coming back to when the weary war is over.

When Dave Wesely entered the service in 1970, his friend and fellow Napoleonics wargamer Dave Arneson began a medieval variation of Wesely's Braunstein games, where players control individuals instead of armies.

When they entered Hera's temple, they fell into a slumber and never woke, dying at the height of their admiration, the perfect gift.

When it is either not possible or not desirable to award the victim in that way, a court may award money damages designed to restore the injured party to the economic position s / he occupied at the time the contract was entered ( known as the " reliance measure "), or designed to prevent the breaching party from being unjustly enriched (" restitution ") ( see below ).

When a new symbol has been entered, the device typically sends an interrupt to alert the CPU to read it.

When Austrian-born Hitler entered Vienna, he was greeted by loud cheers.

When baby boomers entered the workforce, the economy did not generate jobs fast enough and hundreds of thousands emigrated to the more industrialized Sweden, migration peaking in 1969 and 1970 ( today 4. 7 percent of Swedes speak Finnish ).

When he entered a plane with Opal a bomb detonates, and Opal reveals herself as Mystique.

When Jason entered Iolcus ( modern-day city of Volos ), he was announced as a man wearing one sandal.

When they entered Italy, some Lombards retained their native form paganism, while some were Arian Christians.

When she entered features, Hollywood believed that the movies ' future lay in reproducing Broadway plays for a mass audience.

When Agapetus arrived members of the clergy entered charges against Anthimus as an intruder and a heretic.