Around 190 AD under the leadership of the scholar Pantanaeus, the school of Alexandria became an important institution of religious learning, where students were taught by scholars such as Athenagoras, Clement, Didymus, and the native Egyptian Origen, who was considered the father of theology and who was also active in the field of commentary and comparative Biblical studies.

Around the 12th century AD, the Sultanate of Ifat was established in Djibouti and northern Somalia, eastern Ethiopia with its capital at Zeila in northern Somalia.

Around AD 600, the Taíno Indians, an Arawak culture, arrived on the island, displacing the previous inhabitants.

Around AD 75, work on the civitas forum and basilica had commenced on the site of the former principia and by the late 2nd century the civitas walls had been completed.

Around 200 AD, ten of the plays of Euripides began to be circulated in a select edition, possibly for use in schools, with some commentaries or scholia recorded in the margins.

Around AD 200, Clement of Alexandria noted that John's gospel was a " spiritual gospel ", distinct from the Synoptics.

Around the late 14th century AD, European powdermakers first began adding liquid during grinding to improve mixing, reduce dust, and with it the risk of explosion.

Around AD 600, the Taíno Indians, an Arawak culture, arrived on the island, displacing the previous inhabitants.

Around 1000 AD, cast bronze horseshoes with nail holes became common in Europe.

Around 230 AD, the Kushans were defeated by the Sassanid Empire and replaced by Sassanid vassals known as the Indo-Sassanids.

Around AD 700 Slavic peoples started coming into the eastern parts of Holstein which had previously been settled by Germanic inhabitants and were then evacuated in the course of the Migration Period.

Around 680 AD the Bulgar group, led by khan Kuber ( who belonged to the same clan as the Danubian Bulgarian khan Asparukh ), settled in the Pelagonian plain, and launched campaigns to the region of Thessaloniki.

Around 278 AD Romans moved their regional capital to Tanger and Volubilis started to lose importance.

Around AD 250, Diophantus created a different form of the Pell equation

Around AD 130 the jurist Salvius Iulianus drafted a standard form of the praetor's edict, which was used by all praetors from that time onwards.

Around AD 400, the dissident group split off from Vulcan society and began the long journey to the planets Romulus and Remus.

Around 400 AD, the dissident group split off from Vulcan society and began the long journey to the planet Romulus.

Around 800 AD, they were replaced by the Igneri people, members of the Arawak group.

Around the 1st century AD, according to Funan epigraphy and the records of Chinese historians ( Coedes ), a number of trading settlements of the South appear to have been organized into several Malay states, among the earliest of which are believed to be Langkasuka and Tambralinga.

Around 700 AD, Tai people who did not come under Chinese influence settled in what is now Dien Bien Phu in modern Vietnam according to the Khun Borom legend.

Around 900 AD, major wars were fought between Chiang Saen and Hariphunchai.

Around 1000 AD, Chiang Saen was destroyed by an earthquake with all the inhabitants killed.

Around 1300 AD a new group appears to have settled in Trinidad and Tobago and introduced new cultural attributes which largely replaced the Guayabitoid culture.

Around AD 550, the Brythonic-speaking bard Taliesin wrote the or " Song of Mead.

Around AD 400, she became head of the Platonist school at Alexandria ,< ref >

Around 350 BC, Greeks of Marseille founded a permanent settlement and called it Nikaia, after Nike, the goddess of victory.

Around 350 people attended, including premier Wen Jiabao, vice president Zeng Qinghong, and numerous other Party officials, celebrities, and members of Hu Yaobang's family.

Around 350 B. C., suffering from a shortage of grain and scarcity of funds, the rulers of the city passed a resolution calling on citizens who had stores of olive oil to lend to the city at interest.

Around 350, 000 Barbie dolls were sold during the first year of production.

Around 350, 000 UK businesses have paid for a licence from the PRS, but some workplaces do not need one:

Around 350 applications for tree cutting permits are sent to Norfolk council per year.

Around 350 AD, Cyril of Jerusalem produced a list matching that from the Council of Laodicea.

Around 350 BC they were already using watertight, barrel-shaped wooden containers that were able to withstand stress and could be rolled and stacked.

Around 350 BC celtic settlers found Noricum.

Around 2, 499 Hurst / Olds were produced-all were powered with an Oldsmobile 5. 7L ( 350 cubic-inch ) Rocket V8 ( not the diesel engine ) sourced from the full-size Delta 88 and Ninety Eight Regency.

Around 250 of the approximately 350 signs of the Dresden Codex have been decoded.

Around 350 Royal troops were killed, wounded or missing, and some 300 captured.

Around 350 Maximus left Pergamon in order to work in Ephesus as a philosophy teacher.

Around 350 stores were transferred from one of the company's brands to another.

Around one third of the city's area is composed of forests, parks, gardens, rivers and lakes.

Around two million years ago the first of many continental glaciers of the Laurentide Ice Sheet moved southward from the Hudson Bay area, initiating the Pleistocene glaciation.

Around the highest peaks, remnants of dense rain forest that formerly covered much of the area are still found.

Around the year 1000, when the area was under Polish rule, the stronghold became seat of the Diocese of Kołobrzeg.

Around the year 1000, the Roman Catholic Archdiocese of Kraków was created, and its borders covered whole area of Lesser Poland.

Around the time of the American Civil War, syrup makers started using large, flat sheet metal pans as they were more efficient for boiling than heavy, rounded iron kettles, because of a greater surface area for evaporation.

Around 1900, producers bent the tin that formed the bottom of a pan into a series of flues, which increased the heated surface area of the pan and again decreased boiling time.

Around this time the area around Goosnargh was home to several Catholic families – Keighley, Beesley, Hesketh, Marsden, and Threlfall.

Around 1600 a Mani still ruled the Loko kingdom ( the area north of Port Loko Creek ) and another ruled the upper part of the south shore of the Freetown estuary.

Around 1500 BC, Celtic tribes settled in the area.

Around any pool area, safety equipment and supervision by personnel trained in rescue techniques is important.

Around 10, 000 years ago, after the Ice Age, only a few islets were visible in the Yoldia Sea, heights that today form the highest peaks of the area that is today known as Kauniainen.

Around 325-350, the unfortified settlement along the road was transformed into a fortified camp or castrum, which covered only half of the former settlement area.

Around 1850, Greenland and especially the area around Nuuk were in crisis.

Around the 6th century, Porphyreon or Porphyrea is mentioned in the writings of William of Tyre, and while it lies within the area covered by modern Haifa, it was a settlement situated south of Haifa-Sycaminon.

Around the western-central area is Independence Square and Promenade Gardens, the Walter Roth Museum of Anthropology, the National Library ( built by Andrew Carnegie ), the Bank of Guyana, Company Path Garden, the National Museum of Guyana and State House ( built 1852 ) where the President resides, and St. George's Anglican Cathedral.

Around a third of the land area is the island of Mahé and a further third the atoll of Aldabra.

Around 10 million tourists visit the Gold Coast area every year: of 849, 114 international visitors, 3, 468, 000 domestic overnight visitors and 5, 366, 000 daytrip visitors.

Around two thousand years ago, the Woodlands people, known for their burial mounds and pottery, occupied the area.

Around 1500 the area was inhabited by different tribes of the Karib language family, more precisely the Mocanae sub-family, including:

Around 1840, Fort DeSoto was established in present-day Hernando County in the northeast edge of present-day Brooksville to protect settlers in the area from Native Americans.

Around 1590 the area was solidly in Spanish hands.

Around 1900 the area got an enormous growth of population when a combination of reviving Catholicism and economic recovery caused high birthrates.

Around this time, outlaws were gradually eliminated from the area, and the last Indian raid happened in 1878.

Around 1880, not only were railways serving the area, but this was the point where the tram systems coming north from the city, met the Hackney tram system, and so it became a busy interchange, with a depot opening in 1873 .< ref >< cite >' Hackney: Communications ', A History of the County of Middlesex: Volume 10: Hackney ( 1995 ), pp. 4-10 Date accessed: 1 November 2006 .</ ref > Electrification commenced in 1902 and by 1924 a service was commenced between Stamford Hill and Camden Town along Amhurst Park.