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 an absence from Clairvaux, the Grand Prior of Cluny went to Clairvaux and enticed away Bernard's cousin, Robert of Châtillon.

During a ferocious battle, Teach and several of his crew were killed by a small force of sailors led by Lieutenant Robert Maynard.

During the First World War Prime Minister Robert Borden attempted to form a coalition with the opposition Liberals to broaden support for controversial conscription legislation.

During the 1964-79 Rhodesian Bush War the Rhodesian Army created an elite mounted infantry unit called Grey's Scouts to fight unconventional actions against the rebel forces of Robert Mugabe and Joshua Nkomo.

During his minority as her ward, one third of his estate had already reverted to the Crown, much of which Elizabeth had long since settled on Robert Dudley.

During the War of 1812, Key, accompanied by the American Prisoner Exchange Agent Colonel John Stuart Skinner, dined aboard the British ship HMS Tonnant, as the guests of three British officers: Vice Admiral Alexander Cochrane, Rear Admiral George Cockburn, and Major General Robert Ross.

During his years at Columbia, Capra worked often with screenwriter Robert Riskin ( husband of Fay Wray ,) and cameraman Joseph Walker.

During World War II, he worked for the Admiralty Research Laboratory, from which emerged a group of many notable scientists, including David Bates, Robert Boyd, George Deacon, John Gunn, Harrie Massey, and Nevill Mott ; he worked on the design of magnetic and acoustic mines, and was instrumental in designing a new mine that was effective against German minesweepers.

During a tour of Germany in 1958, accompanied by then-wife Eden, daughter Melinda, Robert Dwan and Dwan's daughter Judith, he climbed a pile of rubble that marked the site of Adolf Hitler's bunker, the site of Hitler's death, and performed a two-minute Charleston.

During Rush's early period, Lee's voice was described as a " Robert Plant-esque wail.

During their marriage they had three children: Mary Louise ( 4 / 21 / 1931 ), William Eugene ( 8 / 9 / 1933 ), Robert Frank ( 5 / 10 / 1935 ).

During the war, Krupp was allowed to take over many industries in occupied nations, including Arthur Krupp steel works in Berndorf, Austria, the Alsacian Corporation for Mechanical Construction ( Elsaessische Maschinenfabrik AG, or ELMAG ), Robert Rothschild's tractor factory in France, Škoda Works in Czechoslovakia, and Deutsche Schiff-und Maschinenbau AG ( Deschimag ) in Bremen.

During 1951 – 1952, Mies ' designed the steel, glass, and brick McCormick House, located in Elmhurst, Illinois ( 15 miles west of the Chicago Loop ), for real-estate developer Robert Hall McCormick, Jr. A one story adaptation of the exterior curtain wall of his famous 860 – 880 Lake Shore Drive towers, it served as a prototype for an unbuilt series of speculative houses to be constructed in Melrose Park, Illinois.

During her Hollywood career Davis dated many actors, including Clark Gable, Robert Stack, and Peter Lawford ; she later called Gable the nicest of the stars she had met.

During his audition for the role of the Doctor, Robert Picardo was asked only to say, " Somebody forgot to terminate my program.

During the winter of 1786 – 87 the 15-year-old Scott saw Robert Burns at one of these salons, for what was to be their only meeting.

During the late 19th Century there was tension between the " Biblical Unitarianism " of Robert Spears and Samuel Sharpe and those such as James Martineau as Unitarians began to move away from belief in scripture.

During the late-1950s, a number of scientists including Dr. J. Robert " Bob " Beyster left Los Alamos to work for General Atomics ( GA ) in San Diego.

" During this period, Dalí never stopped writing ", wrote Robert and Nicolas Descharnes.

During its lifetime Hotel Chelsea has provided a home to many great writers and thinkers including Mark Twain, O. Henry, Herbert Huncke, Dylan Thomas, Arthur C. Clarke, William S. Burroughs, Gregory Corso, Arnold Weinstein, Leonard Cohen, Sharmagne Leland-St. John, Arthur Miller, Quentin Crisp, Gore Vidal, Tennessee Williams, Allen Ginsberg, Jack Kerouac ( who wrote On the Road there ), Robert Hunter, Jack Gantos, Brendan Behan, Simone de Beauvoir, Jean-Paul Sartre, Thomas Wolfe, Charles Bukowski, Raymond Kennedy, Matthew Richardson, James T. Farrell, Valerie Solanas, Mary Cantwell, and René Ricard.

During this time, Hickman released a first solo recording, " Palmhenge ", which received " Voices Choice " accolades in The Village Voice by the rock critic Robert Christgau and a positive review in Blender magazine.

During February 1859, Robert continues searching for evidence.

During Baldwin III's reign, the County of Edessa, the first crusader state established during the First Crusade, was conquered by Zengi, the Turkic emir of Aleppo.

During this time the queen dowager, Baldwin III's widow Theodora, eloped with her cousin Andronicus to Damascus, and Acre, which had been in her possession, reverted back into the royal domain of Jerusalem.

During Pope Shenouda III's visit to Rome from 4 to 10 May 1973, Pope Paul VI gave the Coptic Patriarch a relic of Athanasius, which he brought back to Egypt on 15 May.

During Alexander III's reign, the monarchy's opponents quickly disappeared underground.

During the Tulip Era ( 1718 – 1730 ), named for Sultan Ahmed III's love of the tulip flower and its use to symbolize his peaceful reign, the Empire's policy towards Europe underwent a shift.

During Napoleon I's reign, Veillons au Salut de l ' Empire was the unofficial anthem of the regime, and in Napoleon III's reign, it was Partant pour la Syrie.

During John III's rule, after the initial colonization, Portuguese explorers intensified the search for brazilwood and began the cultivation of sugarcane, which was well suited to the climate of Brazil, especially around Recife and Bahía.

During the reign of Philip's father, Philip III, the royal court had been dominated by the Sandoval noble family, most strikingly by the Duke of Lerma, Philip III's principle favourite and chief minister for almost all of his reign.

During his short reign, Mustafa would both save his cousin's life, and order him murdered. Mustafa was Sultan Selim III's favourite crown prince, but he deceived his Cousin and co-operated with the rebels and took his throne.

During 1971 the spring rates and damper settings were altered along with the front suspension bushes which reduced the bounciness of the ride and low speed ride harshness which had generated press criticism at the time of the Cortina III's launch.

During the first half of George III's reign, the monarch still had considerable influence over Parliament, which itself was dominated by the patronage and influence of the English nobility.

During Thutmose III's first campaign in the Levant, his personal scribe, Tjaneni, kept a daily journal on parchment.

( During the period of Rainier III's incapacity, his doctors in Monaco were agreed that his ill health showed little signs of improving and, agreeing with eminent Parisian doctors who were called to give their independent opinions.

During Edward III's reign Yevele's strictly architectural work for the crown was, with one minor exception, confined to London, but he supplied materials to numerous royal building sites in Kent and Surrey as well as in London.

During casual professional conversation around the punch bowl, the American made a remark concerning a battle in the war between the Austrians and Napoleon III's FrancoSardinians, which was then in progress.

During Napoleon III's intervention in Mexico, Galliffet displayed great gallantry as a captain at the siege and storming of Puebla, in Mexico, in 1863, when he was severely wounded.

During the next 3 years Moscowy court became a place of conspiracy between supporters of Dmitry represented by his mother Elena and supporters of Ivan's second born son Vasili supported by his mother and Ivan III's second wife Sophia Paleologue.

During Ahab's reign, Moab, which had been conquered by his father, remained tributary ; while Judah, with whose king, Jehoshaphat, he was allied by marriage, was probably his vassal.

During the four years of his reign disaster followed on disaster, and in 1695 Ahmed II died at Edirne Palace, worn out by disease and sorrow.

During the reign of Caligula, coins like the one pictured here were issued depicting his three sisters, Drusilla, Livilla and Agrippina the Younger.

During the remainder of Nero's reign, Agrippina's grave was not covered or enclosed.

During his reign the Lombards ended their migrations by settling in Italy, the northern part of which Alboin conquered between 569 and 572.

During his reign, Poland suffered much humiliation at the hands of her subject principality, Moldavia.

During Alexius II's reign, the Byzantine Empire was invaded by King Bela III losing Syrmia and Bosnia to the Kingdom of Hungary in AD 1181, later even Dalmatia was lost to the Venetians.

During his short reign, peace was established both at home and abroad, finances were well regulated, and the various administrative services were placed on a basis that afterwards enabled Spain to pass through the disastrous war with the United States without the threat of a revolution.

During his reign, Spain lost its last colonies in the Americas ( Cuba and Puerto Rico ) and the Philippines ; fought and, after several setbacks, won a war in Morocco ; witnessed the start of the Spanish Generation of 1927, and endured the dictatorship of Miguel Primo de Rivera.

During his brother's reign, he participated in the taking of Huesca ( the Battle of Alcoraz, 1096 ), which became the largest city in the kingdom and the new capital.

During the reign of his father, he was the procurator general of the Crown.

During his long reign, the central power and royal authority potentially weakened.

During the first years of his reign, Andrew was occupied with the discords within the Principality of Halych.

During his reign, Jerusalem became more closely allied with the Byzantine Empire, and the two states launched an unsuccessful invasion of Egypt.

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 the Bourbon Restoration, construction was halted and it would not be completed until the reign of King Louis-Philippe, between 1833 and 1836, by the architects Goust, then Huyot, under the direction of Héricart de Thury.

During the first years of the reign of his older brother as Elector, Anton was the third in line, preceded only by his older brother Karl.

During his reign, Bayezid II consolidated the Ottoman Empire and thwarted a Safavid rebellion soon before abdicating his throne to his son, Selim I.

During the 17th century, under the reign of Christian IV, it became a significant regional centre.

During Justinian I's reign, the city's population reached about 500, 000 people.

During his reign the Empire conquered Thrace, Noricum, Pamphylia, Lycia and Judaea, and began the conquest of Britain.

During his reign, Claudius revived the rumor that his father Drusus was actually the illegitimate son of Augustus, to give the false appearance that Augustus was Claudius ' paternal grandfather.

During his reign, Saladin also constructed the Cairo Citadel, which served as the seat of the Egyptian government until the mid-19th century.

During his reign as king of Aquilonia, Conan was "... a tall man, mightily shouldered and deep of chest, with a massive corded neck and heavily muscled limbs.