During this period the region along with most of Eastern Australia was part of the ocean floor ; formations from this period include the Black Mountain Sandstone formation and the Pittman Formation consisting largely of quartz-rich sandstone, siltstone and shale.

During the formation of macroscopic objects, usually the constituent atoms and ions will combine in such a manner that they form structures composed of neutral ionic compounds electrically bound to neutral atoms.

During La Niña years, the formation of tropical cyclones, along with the subtropical ridge position, shifts westward across the western Pacific ocean, which increases the landfall threat to China.

During what is often referred to as the Islamic Golden Age, in order for a scholar to be qualified to issue a fatwā, it was required that he obtained an ijazat attadris wa ' l-ifta (" license to teach and issue legal opinions ") from a Madrassah in the medieval Islamic legal education system, which was developed by the 9th century during the formation of the Madh ' hab legal schools.

During this early epoch, galaxies undergo a major burst of star formation.

During the early formation of Christianity, church authorities ( Fathers of the Church ) exerted considerable amounts of energy attempting to weed out what were considered to be false doctrines ( e. g. Irenaeus ' On the Detection and Overthrow of False Gnosis ).

During this period of time many innovations and advancements were made, including the practice of agriculture, animal husbandry, kiln-fired pottery, weaving, and the formation of large settlements and towns.

During the interphase of the cell cycle the formation of the prepore would happen within the nucleus, each component being transported in through existing NPCs.

During conjugation, a pilus emerging from donor bacterium ensnares the recipient bacterium, draws it in close, and eventually triggers the formation of a mating bridge, which establishes direct contact and the formation of a controlled pore that allows transfer of DNA from the donor to the recipient.

During the Neolithic period, human societies underwent major cultural and economic changes, including the development of agriculture, the formation of sedentary societies and fixed settlements, increasing population densities, and the use of pottery and more complex tools.

During the formation and early success of the United Australia Party, Australia was grappling with the immense challenges of the Great Depression.

During normal calcification, a major influx of calcium and phosphate ions into the cells accompanies cellular apoptosis ( genetically determined self-destruction ) and matrix vesicle formation.

During 1885, Yeats was involved in the formation of the Dublin Hermetic Order.

During the war, Alexander Dubček joined the Communist Party of Slovakia ( KSS ), which had been created after the formation of the Slovak state and in 1948 was transformed into the Slovak branch of the Communist Party of Czechoslovakia ( KSČ ).

During the formation of the yakuza, they adopted the traditional Japanese hierarchical structure of oyabun-kobun where kobun ( 子分 ; lit.

During its 1986 apparition, Halley became the first comet to be observed in detail by spacecraft, providing the first observational data on the structure of a comet nucleus and the mechanism of coma and tail formation.

During the formation of the Solar System, there were probably many more " terrestrial " planetesimals, but they have all merged with, been destroyed by, or been ejected by the four remaining worlds in the solar nebula.

During such periods of rapid state formation or expansion ( Asante and Dahomey being good examples ), slavery formed an important element of political life which the Europeans exploited: As Queen Sara's plea to the Portuguese courts revealed, the system became " sell to the Europeans or be sold to the Europeans ".

During embryological development, new capillaries are formed by vasculogenesis, the process of blood vessel formation occurring by a de novo production of endothelial cells and their formation into vascular tubes.

During 1873 Bergh made a lecturing tour in the western U. S., which resulted in the formation of several societies similar to that in New York.

During this period, the northeast winds contribute to the formation of the northeast monsoon, which reaches Maldives in the beginning of December and lasts until the end of March.

During the first four years from its formation, the pivot of the Situationist International was the collaboration between Guy Debord and Asger Jorn.

During the German Revolution of 1918 – 1919, Canaris helped organise the formation of vigilante forces in order to suppress the revolutionary movements.

During his presidency, the company's physical plant was enormously expanded, and the length and breadth of the Brown & Sharpe machine tool line became the greatest in the world.

During the summer of 1960, it became the setting for a bitter and basic labor-management struggle.

During the excitement following Lindbergh's flight to Paris earlier in 1927, dare devil aviators overnight became legendary heroes.

During the morning hours, it became clear that the arrest of Spencer was having no sobering effect upon the men of the Somers.

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 its preparation he became a friend of Cosima Wagner ( then in Strasbourg ), with whom he had many theological and musical conversations, exploring his view of Bach's descriptive music, and playing the major Chorale Preludes for her at the Temple Neuf.

During the Tokugawa period ( 1600 – 1868 ) the Ainu became increasingly involved in trade with Japanese who controlled the southern portion of the island that is now called Hokkaido.

During the Akkadian period, the Akkadian language became the lingua franca of the Middle East, and was officially used for administration, although the Sumerian language remained as a spoken and literary language.

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

During that time, while studying at Kabul University, Massoud became involved with the Sazman-i Jawanan-i Musulman (" Organization of Muslim Youth "), the student branch of the Jamiat-i Islami (" Islamic Society "), whose chairman then was professor Burhanuddin Rabbani.

During this period the Muslim world became an intellectual centre for science, philosophy, medicine and education as the Abbasids championed the cause of knowledge and established the " House of Wisdom " ( Arabic: بيت الحكمة ) in Baghdad.

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 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.

During the 1980s and 1990s, she became one of the first CCM artists to cross over into mainstream pop on the heels of her successful albums Unguarded and Heart in Motion, the latter of which included the No. 1 single " Baby Baby ".

During this time, the annals became an increasingly well-known and respected journal.

During the Weimar era, Berlin became internationally renowned as a center of cultural transformation, at the heart of the Roaring Twenties.

During the deposition for the Jones lawsuit, which was held at the White House, Clinton denied having sexual relations with Monica Lewinsky a denial that became the basis for the impeachment charge of perjury.

During the mid-1980s, many sysops opted for the less expensive, ubiquitous Commodore 64 ( introduced in 1982 ), which became popular among software pirate groups.

During World War I, the large navy was cut off from resupply of big gun shells and became a paper navy, thus reinforcing the drive for self-sufficiency.

During this contest he met vocalist Anni-Frid Lyngstad, and they soon became a couple.

During the late 1960s, the Baseball Players Union became much stronger and conflicts between owners and the players ' union led to major work stoppages in 1972, 1981, and 1994.

During the analysis of the bubbles it became apparent that the products contain chemicals which could be seen as undesired in food.

During the period of the English Civil War, the role of bishops as wielders of political power and as upholders of the established church became a matter of heated political controversy.