* Around 1010, Thorfinnr Karlsefni led an attempted Viking settlement in North America with 160 settlers, but was later driven off by the natives.

Around 500 BCE, following the Achaemenid conquest of Mesopotamia under Darius I, Old Aramaic was adopted by the conquerors as the " vehicle for written communication between the different regions of the vast empire with its different peoples and languages.

Around 250 BC, Archimedes was commissioned by the king to find a way to check the purity of the gold in a crown, leading to the famous bath-house shouting of " Eureka!

Around 1831, when Anne was eleven, she and Emily broke away from Charlotte and Branwell to create and develop their own fantasy world, Gondal.

Around this time, he founded a group called Survivre ( To Survive ), which was dedicated to antimilitary and ecological issues.

Around 500 BC the Ur-Parthenon was dismantled to make place for a newer and grander building, the " Older Parthenon " ( often called Pro-Parthenon, " early Parthenon ").

Around the same time, on the North slope, in a cave next to the one dedicated to Pan since the classical period, a sanctuary was founded where the archons dedicated to Apollo on taking office.

Around 1250 it was mentioned as Arowa.

Around the same time, his mansion in Wisconsin was destroyed by a nor ' easter.

In 1953, a song called " Rock Around the Clock " was written for Haley.

" Rock Around the Clock " was the first record ever to sell over one million copies in both Britain and Germany and, in 1957, Haley became the first major American rock singer to tour Europe.

* A book on the history of Haley's most famous recording, Rock Around the Clock: The Record That Started the Rock Revolution by Jim Dawson was published in June 2005.

" The song was ' Walk Around Heaven ' and in his last words he said ' I'm going to heaven.

Around the age of eight he was sent to a country school in Alphington near Exeter to recover from a life-threatening fever.

Around the turn of the 4th century, as Memphis was continuing to decline in importance, the Romans established a fortress town along the east bank of the Nile.

Around this time, the green conservative movement was sometimes referred to as the crunchy con movement, a term popularized by National Review magazine and the writings of Rod Dreher.

Around 500 million years afterward, the Moon's mantle was able to be extensively melted due to the decay of radioactive elements.

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 same time, East Bay Ray had tried to pressure the rest of the band to sign to the major record label Polydor Records ; Biafra stated that he was prepared to leave the group if the rest of the band wanted to sign to the label, though East Bay Ray asserts that he recommended against signing with Polydor.

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 this time, toxicologist David Peakall was measuring DDE levels in the eggs of peregrine falcons and California condors and finding that increased levels corresponded with thinner shells.

Around this time, the county of the City of Dublin was established along with certain liberties adjacent to the city proper.

Around three million years ago, what is now the valley of the Jordan River, Dead Sea, and Wadi Arabah was repeatedly inundated by waters from the Mediterranean Sea.

Around noon Domitian, just one month short of his 45th birthday, was dead.

Around 800 Louis the Pious, son of Charlemagne, appointed Einhard, the biographer of Charlemagne, as abbot of both abbeys.

Around October 1989, when Baltimore was appointed president of Rockefeller University, around a third of the faculty opposed his appointment because of concerns about his behaviour in the Imanishi-Kari case.

Around 1182 he was appointed Archdeacon of Bath, a position he held for 26 years, followed by appointment as Archdeacon of London ( 1202 – 1212 ).

Around Year 9 of his reign, Seti appointed his son Ramesses II as the Crown Prince and his chosen successor, but the evidence for a coregency between the two kings is likely illusory.

Around the time of Francois ' birth, Pierre was appointed to an official position in the Department of Woods and Forests ( known as the ' Marble Table ').

Around ten days later, the Persian army arrived at Thermopylae, and the Allies at Chalcis were informed by a ship, captained by Abronchius, which had been appointed to liase between the army and the fleet.

Around the same time, he was appointed the Organization Department Director of the North Bureau of CPC.

Around 1842, Rabbi Lipkin was appointed rosh yeshiva of the Rabbi Meile yeshiva ( Tomchai Torah ) in Vilna.

Around 1838 he was appointed as Sculptor to Her Majesty the Queen, a post which was later recognised as part of the Royal Household in Scotland.

Around late February or early March 1901, Zaifeng was appointed as an Army Inspector by the Qing imperial court, which had moved to Xi ' an after evacuating Beijing as the Eight-Nation Alliance's armies closed in on the capital.

Around this time he was appointed second violin at the Concerts de l ' Opéra ; his friend Pierre Monteux, then conductor of the Concerts Berlioz, would use him as a substitute – all of which gave him important experience.

Around 312, Bao was appointed Governor of Nanhai prefecture, not far from Mt.

Around Monte Rosa, the Vincent family, Josef Zumstein ( 1783 – 1861 ), and Giovanni Gnifetti ( 1801 – 1867 ) did good work during the half century between 1778 and 1842, while in the Eastern Alps the Archduke John ( 1782 – 1850 ), Prince F. J. C. von Schwarzenberg, archbishop of Salzburg ( 1809 – 1885 ), Valentine Stanig ( 1774 – 1847 ), Adolf Schaubach ( 1800 – 1850 ), above all, P. J.

Around 980, however, Lothair quarrelled with Hugh Capet, who, at the instigation of Adalberon, archbishop of Reims, became reconciled with Otto III, despite the defeat of his father with Capet's help.

Around 1781, archbishop Gaspar de Bragança decided to complete the ensemble by adding a third segment of stairways and a new church.

Around 430 – 424 BC, a devastating plague, which some believe to have been typhoid fever, killed one third of the population of Athens, including their leader Pericles.

Around 387 BC, at the age of 23, he traveled with the physician Theomedon, who according to Diogenes Laërtius some believed was his lover, to Athens to study with the followers of Socrates.

Around 368 BC, Eudoxus returned to Athens with his students.

Around 335 BC, Theophrastus moved with Aristotle to Athens where Aristotle began teaching in the Lyceum.

Around 392 BC he set up his own school of rhetoric, because at the time Athens had no set curriculum for higher education ( sophist teachers often travelled ), and proved to be not only an influential teacher, but a shrewd businessman.

;" Around the turn of the 20th century in Athens and Piraeus musicians adapted the saz to their needs, replacing the tied frets with metal frets like those of mandolins and guitars, and in the process abandoning the 1 / 4 tone system for the Western equal-tempered tuned chromatic scale.

Around 510 BC the Alcmaeonidae family, who had been exiled from Athens, requested that Sparta help them overthrow Hippias, the son of Pisistratus and tyrant of Athens.