By the 9th century, eunuch singers were well-known ( not least in the choir of Hagia Sophia ), and remained so until the sack of Constantinople by the Western forces of the Fourth Crusade in 1204.

By the 9th century, the Gaels of Dál Riata ( Dalriada ) were subject to the kings of Fortriu of the family of Constantín mac Fergusa ( Constantine son of Fergus ).

By the 9th century BC, the Kingdom of Israel, once united under King Solomon, was divided into the northern Kingdom of Israel and southern Kingdom of Judah, which retained the historic seat of government and focus of the Israelite religion at the Temple in Jerusalem.

By 4 July, the Australian 9th Division had entered the line in the north, and on 9 July Indian 5th Infantry Brigade also returned taking over the Ruweisat position.

By the 9th century AD the city of Shiraz was known to produce some of the finest wines in the Middle East.

By the 9th century Taoist monks or alchemists searching for an elixir of immortality had serendipitously stumbled upon gunpowder.

By the 9th century the number of hadiths had grown exponentially.

By the 9th century public libraries started to appear in many Islamic cities.

" By the middle of the 9th century, however, a form of neumatic notation began to develop in monasteries in Europe as a mnemonic device for Gregorian chant, using symbols known as neumes ; the earliest surviving musical notation of this type is in the Musica disciplina of Aurelian of Réôme, from about 850.

By these same routes, Islam made its way south into West Africa after the 9th century AD.

By about 95 AD this was replaced by a larger wooden fort built by the 9th Cohort of Batavians, a mixed infantry-cavalry unit of about 1000 men.

By the 9th century BCE the Assyrians made a habit of regularly deporting thousands of restless subjects to other lands.

By the late 9th and early 10th centuries, Bulgaria extended to Epirus and Thessaly in the south, Bosnia in the west and controlled all of present-day Romania and eastern Hungary to the north.

By the 9th century most inhabitants north of Lille spoke a dialect of Middle Dutch, while the inhabitants to the south spoke a variety of Romance dialects.

By the 10th century BCE a rudimentary state had emerged in the north-central highlands, and in the 9th century this became a kingdom.

By the time the 508th attacked, troops of the 9th SS Reconnaissance Battalion were arriving.

By the 9th century the Gaels had been joined by Norse Vikings who founded towns such as Cork, Waterford and Limerick, for the most part incorporated into a maritime empire by the Dynasty of Ivar, who periodically would threaten Munster with conquest in the next century.

By the 6th century the iconography of the Ascension in Christian art had been established and by the 9th century Ascension scenes were being depicted on domes of churches.

By the 6th century the iconography of the Ascension had been established and by the 9th century Ascension scenes were being depicted on domes of churches.

By the 9th century, the legendary King Arthur had become identified as the leader of the victorious British force at Mons Badonicus.

By the time that story was published, however, the term was already starting to gain a connotation of sexual deviance ( especially that of homosexual and / or effeminate males ), which is already known in the late 19th century ; an early recorded usage of the word in this sense was in a letter by John Sholto Douglas, 9th Marquess of Queensberry to his son Lord Alfred Douglas.

By the late 9th century, Danish invasions prompted at least a partial reoccupation of London by the Saxons ; the bridge may have been rebuilt around 990 under the Saxon king Æthelred the Unready, to hasten Saxon troop movements against Sweyn Forkbeard, father of Cnut.

By 1960, the city's growth to the south prompted the building of South Grove Elementary ( later Intermediate ) at the 800 block of South 9th Avenue.

By the 9th century there was already a little church in the same location as the current Little Green Church ( Groen Kerkje ) which, according to legend, was dedicated by Willibrord.

By the 8th or 9th century spacing was being used fairly consistently across Europe ( Knight 1996 ).

By the 10th Revision of the WHO International Statistical Classification of Diseases, Injuries and Causes of Death, low vision is defined as visual acuity of less than 20 / 60 ( 6 / 18 ), but equal to or better than 20 / 200 ( 6 / 60 ), or corresponding visual field loss to less than 20 degrees, in the better eye with best possible correction.

By the end of the 10th century, the Norse minority had merged with the Slavic population, which also absorbed Greek Christian influences in the course of the multiple campaigns to loot Tsargrad, or Constantinople.

By the turn from the 10th to the 11th century, the smaller burghs in the Parseta area were given up.

By the end of the 10th century, Aragon was annexed by Navarre.

By size, it is the 8th largest state in Germany, and by population, the 10th largest.

Another possible predecessor state was called Po-ni ( pinyin: Boni ) By the 10th century Po-ni had contacts with first the Song dynasty and at some point even entered into a tributary relationship with China.

By the 10th century Reims had become a centre of intellectual culture.

By the 10th century the table fork was in common use throughout what is now the Middle East and Turkey.

By the 10th century AD, cultivation had begun in East Africa.

By the late 10th century the tradition of skaldic verse had increasingly moved to Iceland and Norwegian rulers such as Eiríkr Hákonarson and St. Olaf employed mostly Icelandic poets.

By the 10th century, many of Paris's parish cemeteries were well within city limits, and eventually some, because of their central location in dense urban growth, were unable to expand and became overcrowded.

By the time the official order to take Nanking arrived from Imperial Headquarters on December 1, both the 10th Army and the Shanghai Expeditionary Force had been marching westward for almost 3 weeks.

By 1913, Argentina was the world's 10th wealthiest nation per capita.

By the 10th century, Germanic paganism had become restricted to Scandinavia.

By 1844 Jefferson was providing patient beds over a shop at 10th and Sansom Streets.

By 10th century, the myth of Afrasiyab was adopted by the Qarakhanid dynasty.

By the 10th century such Anglo-Norse crosses were the bulk of the production in England, as the high cross seems to have been abandoned further south, although the simple and practical Dartmoor crosses, no doubt an essential aid to navigating Dartmoor, appear to have continued to be made for centuries after.

By the middle of the 10th century, fee had largely become hereditary.

By the 10th century, a chapel and market place were already established.

By the 10th century, domed tombs had been built for Abbasid caliphs and Shiite martyrs.

By the 10th century, the canons started the construction of the church of Saint Vincent ( Madelgaire ), which was to be completed during the following century in the prevalent Romanesque style of the period.

By the 10th century catacombs were practically abandoned, and holy relics were transferred to above-ground basilicas.

By early December 2001 troops from the 10th Mountain Division shared the base with Special Operations Command officers from MacDill Air Force Base in Florida and soldiers of the 82nd Airborne Division from Fort Bragg.