During the middle of the first millennium BC, Greek culture experienced a gradual change in the perception of female breasts.

During the middle of the century, the study of normative ethics declined as meta-ethics grew in prominence.

During the middle ages Aristotle's theory of tabula rasa was developed by Islamic philosophers starting with Al Farabi, developing into an elaborate theory by Avicenna and demonstrated as a thought experiment by Ibn Tufail.

During Thatcher's only visit to the Conservative Research Department in the summer of 1975, a speaker had prepared a paper on why the " middle way " was the pragmatic path the Conservative Party should take, avoiding the extremes of left and right.

During the later years of the Roman Empire, the Germanic peoples of northern Europe grew in strength to rival the Empire itself, and repeated organized attacks led to the Fall of the Western Roman Empire in AD 476, a date which traditionally marks the end of the classical period, and the start of the middle ages.

During the middle of the 3rd century, the Roman Empire was convulsed by barbarian invasions, rebellions and new imperial pretenders.

During the off-season, the team signed Japanese shortstop Tsuyoshi Nishioka to fill a hole in the middle infield, re-signed Jim Thome, who was in pursuit of career home run number 600, and also re-signed Carl Pavano.

During the revolution Lenin advocated militancy and violence of workers as a means to pressure the middle class to join and overthrow the Tsar.

During the fourth part of the Seder, called Yachatz, the leader breaks the middle piece of matzo into two.

During the middle of the 19th century, it was given the inventory number " EA 24 ", " EA " standing for " Egyptian Antiquities ".

During and immediately after World War I there was a movement spearheaded by President Wilson and other eminent people to inculcate patriotism in American school children, especially immigrants, and to stress the American connection with the literature and institutions of the " mother country " of Great Britain, using selected readings in middle school textbooks.

During the middle ages Sri Lanka was well known for its agricultural prosperity under the Parakramabahu in Polonnaruwa during which period the island was famous around the world as the rice mill of the east.

During every Washington Nationals home game at Nationals Park, the Theodore Roosevelt mascot ( a. k. a. Teddy ) earned a reputation of not being able to win the Presidents Race, a promotional event held in the middle of the fourth inning, due to various incidents.

During the late Middle Ages, two forms of " v " developed, which were both used for its ancestor u and modern v. The pointed form " v " was written at the beginning of a word, while a rounded form " u " was used in the middle or end, regardless of sound.

* During the middle of the century, the Cappella Palatina is built in Palermo, Sicily, and the Madrid Skylitzes manuscript illustrates the Synopsis of Histories by John Skylitzes.

During the 1960s, the various unaffiliated Mattachine Societies, especially the Mattachine Society in San Francisco and the Mattachine Society of New York, were among the foremost gay rights groups in the United States, but beginning in the middle 1960s and, especially, following the Stonewall riots of 1969, they began increasingly to be seen as too traditional, and not willing enough to be confrontational.

During the reign of Khan Omurtag ( 814-831 ), the northwestern boundaries with the Frankish Empire were firmly settled along the middle Danube.

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 collapse, the density of the cloud increases toward the center and thus the middle region becomes optically opaque first.

During processing, the film is split down the middle and the two pieces spliced together to produce a single strip for projection in a Super 8 projector.

During the Crisis of the Third Century, when trade declined precipitously, Leptis Magna's importance also fell into a decline, and by the middle of the fourth century, large parts of the city had been abandoned.

During the middle of these transitions, both the NMOS and PMOS logic networks are partially conductive, and current flows directly from V < sub > dd </ sub > to V < sub > SS </ sub >.

During the Middle Ages Braunschweig was an important center of trade, one of the economic and political centers in Northern Europe and a member of the Hanseatic League from the 13th century to the middle of the 17th century.

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 19th and early 20th centuries, physicists discovered subatomic components and structure inside the atom, thereby demonstrating that the ' atom ' was divisible.

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

During the 20th century the Plateau tribes, such as the Nez Perce perfected contour-style beadwork, in which the lines of beads are stitch to emphasize the pictorial imagery.

During the 20th century White Notes were issued in denominations between £ 5 and £ 1000.

During the early 20th century in America, gambling became outlawed and banned by state legislation and social reformers of the time.

During the 19th and 20th centuries, coin collecting increased further in popularity.

During the early 20th century, comic strips were widely associated with publisher William Randolph Hearst, whose papers had the largest circulation of strips in the United States.

During the early 20th century, a Caltech committee visited several universities and decided to transform the undergraduate housing system from regular fraternities to a house system.

During the 19th and 20th centuries, Chinese philosophy integrated concepts from Western philosophy.

During the early 20th century, two major publications successfully applied the principles developed by Gibbs to chemical processes, and thus established the foundation of the science of chemical thermodynamics.

During the 20th century, the church grew substantially and became an international organization.

During the 20th century, this trend continued with more modern and powerful revolver cartridges, in the form of Winchester and Marlin lever action carbines chambered in. 38 Special /. 357 Magnum and. 44 Special /. 44 Magnum.

During the late 19th and early 20th century mail was used as a material for bulletproof vests, most notably by the Wilkinson Sword Company.

During the 19th and early 20th centuries most monarchies maintained a mounted cavalry element in their royal or imperial guards.

During the late 19th and early 20th centuries, just the opposite was the case with little to no population concentration in major industrial centres as the predominantly rural resource-dependent Maritime economy continued on the same path as it had since European settlement on the region's shores.

During the 19th and 20th centuries, materialistic monism has became the norm.

During the first half of the 20th century, these opposing factions among the Christian Churches coexisted but with growing discomfort and tension.

During the 20th century Italian universities introduced more advanced research degrees, such as the Ph. D., and now that it is part of the E. U. Bologna Process, a new three-year first degree, or “ laurea ” ( equivalent to a B. A.

During the 19th and early 20th century, many smaller or less developed languages saw their first encyclopedias, using French, German, and English role models.

During the early 20th century, the rhymed epigram couplet form developed into a fixed verse image form, with an integral title as the third line.