During Virgil's time Aeneas was well-known and various versions of his adventures were circulating in Rome, including Roman Antiquities by Greek historian Dionysius of Halicarnassus ( relying on Marcus Terentius Varro, Ab Urbe Condita by Livy ( probably dependent on Quintus Fabius Pictor, fl.

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

During the Hellenization of Latin literature, the myths of Ares were reinterpreted by Roman writers under the name of Mars.

During the Hellenistic and Roman periods, many of the existing buildings in the area of the Acropolis were repaired, due to damage from age, and occasionally, war.

During the English Reformation the Church of England broke away from the authority of the Pope and the Roman Catholic Church, at first temporarily under Henry VIII and Edward VI and later permanently during the reign of Elizabeth I.

During a visit of a delegation of Roman Catholic cardinals in Manhattan in January 2004, he said that “ a meeting like this doesn't signify in itself a breakthrough ”, and called for “ a theological dialogue that asks the tough questions, such as whether Catholicism allows for Jews to enter eternal paradise .”

During the final decades of imperial rule, the troops were supplied by Germanic chieftains employed by the Roman administration.

During ancient Roman times the balteus ( plural baltei ) was a type of baldric commonly used to suspend a sword.

During the days of the Roman Empire, the settlement of Augusta Raurica was founded 10 or 20 kilometres upstream of present Basel, and a castle was built on the hill overlooking the river where the Basel Münster now stands.

During the Roman Empire, Roman concrete ( or opus caementicium ) was made from quicklime, pozzolana and an aggregate of pumice.

During the Counter-Reformation, the Roman Catholic Church searched for religious art with which to counter the threat of Protestantism, and for this task the artificial conventions of Mannerism, which had ruled art for almost a century, no longer seemed adequate.

During these years, she involved herself in a renowned literary debate, the “ Querelle du Roman de la Rose ”.

During the second encounter, Roman forces seized Narseh's camp, his treasury, his harem, and his wife.

During the Roman Empire, legionaries were issued a pugio ( from the Latin pugnō, or “ fight ”), a double-edged iron thrusting dagger with a blade of 7-12 inches.

During his campaigns, El Cid often ordered that books by classic Roman and Greek authors on military themes be read aloud to him and his troops, for both entertainment and inspiration before battle.

During the 13th century Thomas Aquinas adopted the Aristotelian position that the senses are essential to mind into scholasticism, making it a dogma of Roman Catholic belief.

During the first part of his reign Honorius depended on the military leadership of the general Stilicho, who had been appointed by Theodosius and was of mixed Vandal and Roman ancestry.

During Guido's tenure in this office, Paschal II yielded to the military threats of Henry V, Holy Roman Emperor, and was induced to issue the Privilegium in the year 1111.

During the autumn of 169 AD when Roman troops were returning to Aquileia, the great plague broke out and the emperor summoned Galen back to Rome.

During each of the next two years, he led his 8-legion army into Germany against the coalition of tribes led by Arminius, which had successfully overthrown Roman rule in a rebellion in 9.

During the Thirty Years ' War, George William tried to remain neutral between the Roman Catholic forces of the Holy Roman Empire and the Protestant principalities.

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 intercrisis periods the educational facilities of the community have the possibility of remolding the perspectives and altering the behavior of vast numbers of human beings of every age and condition.

During fiscal years 1959 and 1960, there were 139 military and civilian students who came to the Institute for varying periods of special instruction.

During all this time Roy continued to paint, first only on weekends, and then, as the family business permitted, for longer periods.

During summer vacation periods these records are stored in the office of the principal.

During periods of major depression or mania ( in BPI ), functioning was on average poor, with depression being more persistently associated with disability than mania.

During periods of global warming, ice breaks off the poles and floats across submerged continents, carrying debris with it, he conjectured.

During periods of quiet, the corona is more or less confined to the equatorial regions, with coronal holes covering the polar regions.

During the long cruise periods of the mission, spacecraft operations are essentially suspended.

During older periods of the Greek language, loan words into Greek acquired Greek inflections, leaving thus only a foreign root word.

During a period of hyperinflation, bank runs, loans for 24-hour periods, switching to alternate currencies, the return to use of gold or silver or even barter become common.

During periods of particularly high demand for ammunition, such as after the November 2008 election of President Barack Obama, or after the 1994 Assault Weapons Ban in that country, factory ammunition can become considerably more expensive or even unavailable in stores.

During periods of submersion, thick layers of limestone were laid down over the old igneous and metamorphic rock.

During two of the coldest periods in the last 250 years ( 1780s and 1810s ), the frequency of hurricanes in the Jamaica region was unusually high.

During the course of all three periods, Ribbentrop met frequently with leaders and diplomats from Italy, Japan, Romania, Spain, Bulgaria, and Hungary.

During a meeting with General Douglas MacArthur, Dr. Honma produced blades from the various periods of Japanese history and MacArthur was able to identify very quickly what blades held artistic merit and which could be considered purely weapons.

During periods of exile and imprisonment, he gradually became a Marxist.

During the Counter Reformation and Baroque periods ( late 16th and 17th centuries ), the cult of Mary Magdalene saw a great, new popularity as the Catholic Church publicized her as an attractive, persusasive model of repentance and reform, in keeping with the goals of the reform Council of Trent ( 1545 – 63 ).

During periods when the river is low, the many beaches along the Nanay are popular destinations.

During the Baroque and Classical periods, recitative could appear in two basic forms: secco ( dry ) recitative, accompanied only by continuo, which was usually a harpsichord and a cello ; or accompagnato ( also known as strumentato ) in which the orchestra provided accompaniment.

During the more than 1500 years of their existence, the Benedictines have not been immune to periods of laxity and decline, often following periods of greater prosperity and an attendant relaxing of discipline.

During his periods of self-imposed isolation, Rudolf reportedly had affairs with his court chamberlain, Wolfgang von Rumpf, and a series of valets.

During periods away from Hawkwind duties, and after finally leaving the group in 1979, Calvert worked on his solo career, his creative output including albums, stage plays, poetry, and a novel.