Khan Tervel or Tarvel, or Terval, or Terbelis in some Byzantine sources, was the khan of the Bulgars from 700 or 701-718. Not only did he consolidate the Bulgarian settlements in area bordering modern Bulgaria and Romania, but developments of the neighboring Byzantine empire also expanded his domain southwards through favorable treaties and ensured him the upper hand in diplomatic relations between the two states. Khan (sometimes spelled as xan, han) is a title meaning ruler in Mongolian and Turkish. ... The Byzantine Empire is the term conventionally used to describe the Roman Empire during the Middle Ages, centered at its capital in Constantinople. ... Khan (sometimes spelled as xan, han) is a title meaning ruler in Mongolian and Turkish. ... Bulgars (also Bolgars or proto-Bulgarians) a people of Central Asia, probably originally Pamirian, whose branches became Slavicized and Turkic over time. ... // Events Saint Adamnan convinces 51 kings to adopt Cáin Adomnáin defining the relationship between women and priests. ... Events September 30 - John VI succeeds Sergius I as Pope. ... Events Pelayo established the Kingdom of Asturias in the Iberian peninsula (modern day Portugal and Spain). ...

Khan Tervel succeeded in either 701 or 702 after his father Asparukh presumably killed in a battle against the Khazars. Shortly afterwards, the deposed emperor Justinian II fled to his place and lured his support. With an army of 15,000 horsemen Justinian suddenly pounced upon Constantinople and slew his rivals Leontius and Tiberius III, with thousands of their partisans, and once more ascended the throne in 704. Justinian awarded Tervel the marriage of his daughter, title of Caesar which made him second only to the emperor and the first foreigner in Byzantine history to receive such a title, and the best of all, the strategic region of Zagora in eastern Thrace. Khan Asparukh or Khan Asparoukh (Bulgarian: Аспарух) (d. ... The site of the Khazar fortress at Sarkel. ... Justinian II, known as Rhinotmetus (the Split-nosed) (669-711) was Byzantine emperor from 685 to 695 and again from 704 to 711. ... Map of Constantinople. ... Leontius Leontius II was Byzantine emperor from 695-698. ... Tiberius III (d. ... Events Justinian II re-takes the throne of the Byzantine Empire Cenred succeeds to the throne of Mercia after his uncle Aethelred abdicates to become abbot of Bardney Births Deaths Adamnan, abbot of Iona (b. ... Thrace is a historical and geographic area in southeast Europe spread over southern Bulgaria, northeastern Greece, and European Turkey. ...

Justinian II struggled in the following years attempting to recapture Zagora. Tervel routed him at the Battle of Anchialus or Anchialo in 708 and raided through Thrace to siege the Byzantine capital in 712. In the famous treaty of 716, the Byzantines paid annual tribute to Tervel, furthered their commercial relations and recognized the border in Thrace, where the Bulgars would retain Zagora. Arabic expansion at the expense of the Byzantine Empire presumably precipitated the truce. There is also Cape Zagora in the island of Andros. ... The Battle of Anchialus refers to three battles between Bulgaria and the Byzantine Empire. ... Events The Japanese court moved from Heian to Nara. ...

Though both states viewed each other as rivals, they joined forces in expelling the Arabs in the Battle of Constantinople in 717-718. Unsuccessful naval invasions of Constantinople forced the Arabs to land to the west of the capital where the Arab forces led by Maslama, the brother of Caliph Omar II (715-720 AD), was defeated by Bulgar horsemen in the battle. Contemporary chroniclers report at least 30 000 Arabs died in the first Bulgar attack. The overall numbers reach more than 100 000. For his deeds Western chroniclers named khan Tervel "The saviour of Europe", placing him next to Charles Martel. Caliph is the term or title for the Islamic leader of the Ummah, or community of Islam. ... Umar ibn Abd al-Aziz (c. ... Charles Martel (Charles the Hammer, German: Karl Martell) (August 23, 686 – October 22, 741) was born in Herstal, in what is now Wallonia, Belgium, the illegitimate son of Pepin II (635 or 640 - December 16, 714) and his concubine Alpaida or Chalpaida. ...

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