During this period of imperial change in Vienna and revolutionary ferment in France, Salieri composed two additional extremely innovative musical dramas to libretti by Giovanni Casti.

During that time, the ' navigator ' position in the raceboat was extremely important ( unlike in today's small, track-like circuits ), as finding small checkpoints over a hundred mile open ocean run was a difficult endeavor.

During their administration over Paramount, the studio had an extremely successful period of films with two of Paramount's ten highest grossing films being produced during this period.

During the time of her presidency she has been extremely popular among Finns: her approval ratings rose and reached a peak of 88 % in December 2003.

During the Qing dynasty, criminal justice was based on extremely detailed Great Qing Legal Code.

During the latter decades of the 20th century, extremely difficult cliffs were explored including some in Death Canyon, and by the mid-1990s, 800 different climbing routes had been documented for the various peaks and canyon cliffs.

During the crisis, Fidel Castro wrote Khrushchev a letter about the prospect that the " imperialists " would be " extremely dangerous " if they responded militarily to the Soviet stationing of nuclear missiles aimed at US territory, less than 90 miles away in Cuba.

During the new moon and solar eclipse of February 4 — 5, 1962, an extremely rare great conjunction of the classical planets occurred ( it included all five of the naked-eye planets plus the Sun and the Moon ), all of them within 16 degrees of one another on the ecliptic.

During the trial, Jiang Qing in particular was extremely defiant, protesting loudly and bursting into tears at some points.

During this period in Spain and Latin cultures, women wore lace mantillas, often worn over a high comb, and in Buenos Aires, there developed a fashion for extremely large tortoise-shell hair combs called peinetón, which could measure up to three feet in height and width, and which are said by historians to have reflected the growing influence of France, rather than Spain, upon Argentinians.

During the filming of Blood Diamond, DiCaprio worked with 24 orphaned children from the SOS Children's Village in Maputo, Mozambique, and was said to be extremely touched by his interactions with the children.

During the immediate postwar period, the Kuomintang ( KMT ) administration on Taiwan was repressive and extremely corrupt compared with the previous Japanese rule, leading to local discontent.

During the 1970s and 1980s, four ethnic bantustans, some of which were extremely fragmented, were carved out of South Africa and given nominal sovereignty.

During this period — 1446 – 50 — Donatello also executed four extremely important reliefs with scenes from the life of St. Anthony for the high altar.

During his last years he became extremely ill.

During the first two seasons of the show, she is in regular contact with her ex-boyfriend Stuart, who is extremely popular with the staff of WNYX ( excluding Dave ) and who may still be in love with her.

During this time, inspired by psychedelics and cartoons from the 1920s and 1930s, he introduced a wide variety of characters that became extremely popular, including Fritz the Cat and Mr. Natural.

During the First World War Erith was an extremely important area for the manufacture of guns and ammunition, largely due to the presence of the large Vickers works in the Fraser Road area.

At Jabiru, the average maximum temperature for June-July is 32 ° C. During the ' build up ' ( October to December ) conditions can be extremely uncomfortable with high temperatures and high humidity.

During the early days, Sylacauga had an extremely active airport thanks mostly to individuals that devoted their work and efforts to maintain, improve and add to the utility of the airport.

During the 1950s, Strategic Air Command ( SAC ) wings had become extremely large.

During the Gempei War ( 1180 – 1185 ), in which the Taira clan was pitted against Minamoto no Yoritomo of the Minamoto clan, the naginata rose to a position of particularly high esteem, being regarded as an extremely effective weapon by warriors.

During his career, he was often compared to Detroit Lions Hall of Fame running back Barry Sanders, as both men were extremely successful for their respective teams and combined for 8 rushing titles during the 1990s.

During childbirth they must be extremely relaxed, and they feel little or no pain during the process.

During her brief life, Vivien was an extremely prolific poet who came to be known as the " Muse of the Violets ", derived from her love of the flower.

As Ravel said, “ It is probably better after all for us to be on frigid terms for illogical reasons .” Ravel stoically absorbed superficial comparisons with Debussy promulgated by biased critics, including Pierre Lalo, an anti-Ravel critic who stated, “ Where M. Debussy is all sensitivity, M. Ravel is all insensitivity, borrowing without hesitation not only technique but the sensitivity of other people .” During 1913, in a remarkable coincidence, both Ravel and Debussy independently produced and published musical settings for poems by Stéphane Mallarmé, again provoking comparisons of their work and their perceived influence on each other, which continued even after Debussy ’ s death five years later.

During the frigid polar climate of the Last Glacial Maximum, 17, 000 to 24, 000 BP, small passive ice caps formed on the adjacent De Long Islands.

During the argument, it comes out that Michelle is frigid and reluctant to have sex, frustrating Bob.

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

During solar proton events, ionization can reach unusually high levels in the D-region over high and polar latitudes.

During the research for his dual biography of Scott and Roald Amundsen, polar historian Roland Huntford investigated a possible scandal in Scott's early naval career, related to the period 1889 – 90 when Scott was a lieutenant on.

During the journey, Scott sent a series of conflicting orders back to base concerning the future use of the expedition's dogs, leaving it unclear whether they were to be saved for future scientific journeys or were to assist the polar party home.

During the Antarctic winter and spring, however, reactions on the surface of the polar stratospheric cloud particles convert these " reservoir " compounds into reactive free radicals ( Cl and ClO ).

During the spring, however, the sun comes out, providing energy to drive photochemical reactions and melt the polar stratospheric clouds, releasing the trapped compounds.

During the 1980s and 1990s there was a tendency for the traditional uniform to be replaced by cheaper and more ' modern ' options: polo shirts, polar fleece tops, or a complete doing away with uniforms in favour of mufti.

During the winter of 1566 he and his principal antagonist Anthony Jenkinson ( who had sailed to Russia and crossed the country down to the Caspian Sea ), argued the pivotal question of polar routes before Queen Elizabeth.

Before that, Wager Bay has too much ice to be visited by boat, and in the autumn the Inuit say: " During summertime, you may watch polar bears.

During the expedition, Kropp shot a polar bear which had been stalking the two men.

During a polar cold wave in February 2012 the maximum temperature was only and the minimum.

During 66 orbits of the Earth, the STS-41 crew successfully deployed the Ulysses spacecraft, starting this interplanetary probe on its four-year journey, via Jupiter, to investigate the polar regions of the Sun.

During circular motion the body moves on a curve that can be described in polar coordinate system as a fixed distance R from the center of the orbit taken as origin, oriented at an angle θ ( t ) from some reference direction.

During 66 orbits of the Earth, the five-man crew successfully deployed the Ulysses spacecraft, starting the interplanetary probe on its four-year journey, via Jupiter, to investigate the polar regions of the Sun ; operated the Shuttle Solar Backscatter Ultraviolet instrument ( SSBUV ) to map atmospheric ozone levels ; activated a controlled " fire in space " experiment ( the Solid Surface Combustion Experiment, or SSCE ); and conducted numerous other middeck experiments involving radiation measurements, polymer membrane production, and microgravity effects on plants.

During the 1879 event, this permitted Charles Augustus Young to attempt a careful measurement of the oblateness ( polar compression ) of Mars.

During winter, when cold-core lows with temperatures in the mid-levels of the troposphere reach move over open waters, deep convection forms which allows polar low development to become possible.

During the nautical polar night period there is no trace of natural light, except for around midday.

During nautical night the sun is lower than 12 ° below the horizon, so nautical polar night is limited to latitudes above 78 ° 33 ', which is exactly 12 ° within the polar circle, or 11. 5 ° from the pole.

During the astronomical polar night stars of the sixth magnitude, which are the dimmest stars visible to the naked eye, will be visible throughout the entire day.

During the Cretaceous, Earth on average was warmer than it is now, making the polar regions more habitable.

During his lifetime he was primarily known for his achievements in meteorology and as a pioneer of polar research, but today he is most remembered for advancing the theory of continental drift () in 1912, which hypothesized that the continents were slowly drifting around the Earth.

" During International Polar Year, WED 2007 focused on the effects that climate change is having on polar ecosystems and communities, on other ice-and snow-covered areas of the world, and the resulting global impacts.