During the 7th century, Arab armies made their way into the region of Afghanistan from Khorasan with the new religion of Islam.

During the 7th millennium BC, the northern half of Chad was part of a broad expanse of land, stretching from the Indus River in the east to the Atlantic Ocean in the west, in which ecological conditions favored early human settlement.

During the Muslim-Qurayš wars in the early 7th century, a case of cannibalism was reported.

During the second era ( 7th – 9th editions, 1827 – 1901 ), the Britannica was managed by the Edinburgh publishing firm, A & C Black.

During the Tang Dynasty ( 618 – 907 ) between the 7th and 9th century AD, wood blocks were cut to print on textiles and later to reproduce Buddhist texts.

* Navapad oli: During every year for 9 days starting from the 6 / 7th day of the bright fortnight until the full moon day in Ashwin and Chaitra months, one does Ayambil.

During the 8th and 7th centuries BC, Babylonian astronomers developed a new approach to astronomy.

During the rule of the 7th Kirat King Jitedasti, Lord Gautam Buddha is said to have come to the valley with his several disciples and to have visited holy places of Swayambhu, Guheswari, etc., and to have preached his religious teaching.

During the Migration Period, the Slavic tribe of the Carantanians migrated into the Alps in the wake of the expansion of their Avar overlords during the 7th century, mixed with the Celto-Romanic population, and established the realm of Carantania, which covered much of eastern and central Austrian territory.

During this period, his son, future ABC newsman, Jack Smith ( April 25, 1945 — April 7, 2004 ), was serving with the U. S. Army 7th Cavalry Regiment in South Vietnam and fought at the Battle of Ia Drang.

During the 7th millennium BC, agriculture spreads from Anatolia to the Balkans.

During a game against the Houston Astros on May 25, 2006, Robinson pulled Nationals catcher Matt LeCroy during the middle of the 7th inning, violating an unwritten rule that managers do not remove position players in the middle of an inning.

During the 8th and 7th centuries BC, Babylonian astronomers developed a new approach to astronomy.

During the Early Middle Ages, most of the area was part of the Kingdom of Munster, ruled by the Eóganachta dynasty, who succeeded the once mighty Dáirine and Corcu Loígde overlords from the early 7th century onwards, perhaps beginning with the notable career of Faílbe Flann mac Áedo Duib.

During the 7th millennium BC the sea level rose and flooded the valleys and low lying ground surrounding Glastonbury so the Mesolithic people occupied seasonal camps on the higher ground, indicated by scatters of flints.

During the 8th and 7th centuries BC, Naxos dominated commerce in the Cyclades.

During the 2011 off-season, the team again made several moves to bolster the offence and defence, trading for fan favourite Ryan Smyth from the Los Angeles Kings in exchange for centre Colin Fraser and a 7th round draft pick.

During the 8th and 7th centuries BC, Babylonian astronomers began studying philosophy dealing with the ideal nature of the early universe and began employing an internal logic within their predictive planetary systems.

During the late 6th and early 7th centuries, the Eastern Roman Empire was under frequent attack from all sides.

During the 7th century, the office of Mayor of the Palace developed into the true power behind the throne in Austrasia, the northeastern portion of the Kingdom of the Franks under the Merovingian dynasty.

During World War II the Mineta family was interned for several years at " Area 24, 7th Barrack, Unit B " in the Heart Mountain internment camp near Cody, Wyoming, along with thousands of other Japanese immigrants and Japanese Americans.

During the 7th century AD, negative numbers were used in India to represent debts.

During this time, when the battalion commanders of 3rd Battalion, 7th Marines and, later, 3rd Battalion, 5th Marines, while under heavy machine gun and mortar fire, he expertly reorganized the battalion and led the successful attack against heavily fortified Japanese defensive positions.

During World War II, the Australian I Corps was formed to co-ordinate three Second Australian Imperial Force ( 2nd AIF ) units: the 6th, 7th and 9th Divisions, as well as other Allied units on some occasions, in the North African campaign and Greek campaign.

During the early part of this century, the Brown & Sharpe works in Providence were unchallenged as the largest single manufacturing facility devoted exclusively to precision machinery and tool manufacture anywhere in the world.

During the nineteenth century these views were protested by virtually all the Latin American writers, though ineffectively, just as the new nations of Africa and Asia protest them, with more effect, today.

During the 17th century, practical alchemy started to evolve into modern chemistry, as it was renamed by Robert Boyle, the " father of modern chemistry ".< ref name =" Deem, Rich 2005 ">

During the 20th century BC the Indo-European Hittites entered the region and gradually established a great empire which was destroyed by invaders in the 12th century.

During the Late Bronze Age circa 2000 BC, they created an empire, the Hittite New Kingdom, which reached its height in the 14th century BC, controlling much of Asia Minor.

During the 1st century BC the Armenians in what had been Urartu established the powerful Armenian kingdom under Tigran who reigned throughout much of eastern Anatolia between the Caspian, Black Sea and Mediterranean.

During this period winter sports were slowly introduced: in 1882 the first figure skating championship was held in St. Moritz, and downhill skiing became a trendy sport with English visitors early in the 20th century, as the first ski-lift was installed in 1908 above Grindelwald.

During the post-World War I period ski-lifts were built in Swiss and Austrian towns to accommodate winter visitors, but summer tourism continued to be important ; by the mid-20th century the popularity of downhill skiing increased greatly as it became more accessible and in the 1970s several new villages were built in France devoted almost exclusively to skiing, such a Les Menuires.

During the Carolingian epoch the custom grew up of granting these as regular heritable fiefs or benefices, and by the 10th century, before the great Cluniac reform, the system was firmly established.

During the fourth century, the Roman emperors commonly employed foederati: Germanic irregular troops under Roman command, but organized by tribal structures.

During the post-Phoenician era of the eighth century a palace was erected and a port was also constructed, which served the trade with the Greeks and the Levantines.

During the 4th century BC, there may well have been some 250, 000 – 300, 000 people in Attica.

During the 5th century BC, the Acropolis gained its final shape.

During the 3rd century, under threat from a Herulian invasion, repairs were made to the Acropolis walls, and the " Beulé Gate " was constructed to restrict entrance in front of the Propylaia, thus returning the Acropolis to use as a fortress.

During the turn of the 20th century British Israelites carried out some excavations of the Hill of Tara in Ireland looking for the Ark of the Covenant – the Royal Society of Antiquaries of Ireland campaigned successfully to have them stopped before they destroyed the hill.

During the 5th century, the Anglii invaded Great Britain, after which time their name does not recur on the continent except in the title of Suevi Angili.

During the late 19th century, ideas about the legendary nature of Atlantis were combined with stories of other lost continents such as Mu and Lemuria.

During the first half of the 19th century, some of the songs African-Americans sang also began to appear in use for shipboard tasks, i. e. as shanties.

During the quarter century 1826-1850, 41 species and 6 genera of Apicomplexa were named.

During the early 20th century, Alicante was a minor capital that enjoyed the benefit of Spain's neutrality during World War I, and that provided new opportunities for the local industry and agriculture.

During the 19th century, the fields of science and art became increasingly intertwined as scientists such as Michael Faraday began to study the damaging effects of the environment to works of art.

During the 20th century communications used flags, morse code by radio, line and lights, voice and teleprinter by line.

During the next century Aegina was one of the three principal states trading at the emporium of Naucratis, and it was the only state of European Greece that had a share in this factory.

During the latter half of the 19th century, considerable public improvements were made to the town, which became, despite its neighbouring collieries, a pleasant place to live.