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 pregnancy, the cervix is blocked by a special antibacterial mucosal plug, which prevents infection, somewhat similar to its state during the infertile portion of the menstrual cycle.

During this holiday the Torah portion containing the Ten Commandments is read in the synagogue, and the biblical Book of Ruth is read as well.

During the 1990s, FARC expanded its operations, in some areas, to include trafficking and production, which has provided a significant portion of its funding.

During this period, he served in the 81st, 82nd, 83rd, 84th, 85th, 86th, 87th, and a portion of the 88th Congress.

During their stay, a large portion of Serbian soldiers died from exhaustion, food shortage, and various diseases.

During the Bronze Age in this region, the Kârum was a portion of the city that was set aside by local officials for the early Assyrian merchants to use without paying taxes, as long as the goods remained inside the kârum.

During the Russian Civil War, Cossack regions became centres for the Anti-Bolshevik White movement, a portion of whom would form the White emigration.

During the whole of this time he scarcely ever moved from his house, except to the prison and back, and the result of a portion of his labors was discovered to his friends in conversations and experiments relating to electrical phenomena, which revealed to them the fact that, alone and unaided-from the sheer force of his genius-he had discovered as early, if not earlier, than Morse or Wheatstone, the principles of the present system of electric telegraphy.

During the Roman Empire, the region was part of the Citerior Tarraconese province, except for the south-west portion of it, which belonged to Lusitania.

During the Polish Defensive War of 1939, the main portion of the defenders of Westerplatte as well as the armoured brigade of General Stanisław Maczek were either from Kielce or from its close suburbs.

During the war, American turncoat Benedict Arnold raided Harrison's Berkeley Plantation, burning the Harrison family portraits and antiques, and a large portion of the Plantation itself.

During the 1904 gubernatorial race, the strongest candidate, Napoleon Bonaparte Broward, based a significant portion of his campaign on draining the Everglades.

During the process of clotting, milk-clotting proteases act on the soluble portion of the caseins, κ-casein, thus originating an unstable micellar state that results in clot formation.

During Virginia's Colonial Era, the area which later became Mathews County was a portion of Gloucester County.

During the course of a fire that destroyed most of Uppsala in 1702, a large portion of Rudbeck's writings was lost.

During the Tribal Council portion of the episode as aired, these votes and confessionals are not all shown ; this is done to maximize the suspense of the pending vote tally.

** During the pre-merge portion of the 2006 season two former contestants returned to the game to lead the tribes.

** During the 1998 and 1999 seasons, during the pre-merge portion of the competition when a tribe lost an immunity challenge the opposing tribe would vote to eliminate one of their members.

During the merge portion of the competition whenever someone was voted out before they left tribal council they would cast one more vote.

During the 1930s a significant portion of the quarries were developed by Royal Engineers for the storage of munitions.

During the early-to-mid-19th century, wealthy sport anglers in the United States ( mostly located in the northeastern portion of the country ) largely confined themselves to trout and salmon fishing using fly rods.

During the floods of 1912 and 1927, however, the southern portion of the town, including the main business district, remained dry, as the flood waters to the north and east were held back by the Texas & Pacific Railroad embankment.

During the night the fire spread quickly and wiped out a large portion of downtown.

During the twentieth century, the town was the site of a portion of the landing strips of the South Weymouth Naval Air Station.

During the discharge the magnetic forces set up by the passage of current cause the edges of the foil to roll inward toward its center line, thus allowing light to pass into the camera.

During the Civil War period Mr. Brown also invented the Brown & Sharpe formed tooth gear cutter, a basic invention which ultimately revolutionized the world's gear manufacturing industry by changing its basic economics.

During the year our British subsidiary, Leesona-Holt, Limited, expanded its plant in Darwen, England, and added machine tool capacity.

During Dulles's first two years in office, while Republicans ran the Senate, the Department was at the mercy of men who had thirsted for its blood since 1945.

During its flowering in the sixth to the eighth centuries, Mahayana offered a supernatural package to the Chinese which bears no resemblance to the highly digested philosophical Zen morsels offered to the modern Western reader.

During his second week at sea he brought the curious melody out of the instrument and suddenly wanted to force the biwa to remain at just that moment in its history when it had given him pleasure.

During the 1960s the use of manual sign language grew greatly, but it was not until the 1980s that AAC began to emerge as an area in its own right.

During the Late Bronze Age circa 2000 BC, they created an empire, the Hittite New Kingdom, which reached its height in the 14th century BC, controlling much of Asia Minor.

During World War I, the Armenian Genocide, the Greek genocide ( especially in Pontus ), and the Assyrian Genocide almost entirely removed the ancient communities of Armenian and Assyrian populations in Anatolia, as well as a large part of its ethnic Greek population.

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 first 11 months of 2006, the European Union remained Armenia's largest trading partner, accounting for 34. 4 percent of its $ 2. 85 billion commercial exchange during the 11-month period.

During its 4-year run, the positions, parallaxes, and proper motions of 118, 218 stars were determined with an unprecedented degree of accuracy.

During the Middle Ages, Aachen remained a city of regional importance, due to its proximity to Flanders, achieving a modest position in the trade in woollen cloths, favoured by imperial privilege.

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 the 1920s, the ACLU expanded its scope to also include protecting the free speech rights of artists and striking workers, and working with the National Association for the Advancement of Colored People ( NAACP ) to combat racism.

During the second half of the day, John Young and Charlie Duke again entered the Lunar Module to power it up and check its systems, as well as perform housekeeping tasks in preparation for lunar landing.

During the 5th century BC, the Acropolis gained its final shape.

During the same period as the building of the Erechtheum, a combination of sacred precincts including the temples of Athena Polias, Poseidon, Erechtheus, Cecrops, Herse, Pandrosos and Aglauros, with its so-called the Kore Porch ( or Caryatids ' balcony ), was begun.

During its decline, Master RAM Boards were added to every Electron in an attempt to increase sales.

During the crossing, the river grew dry as soon as the feet of the priests carrying the Ark touched its waters, and remained so until the priests — with the Ark — left the river after the people had passed over ( Josh.

During its lifetime, the CPC series sold approximately three million units.

During its design stages the name Victorie Stadion was frequently used, referring to the Dutch War of Independence, the phrase " n Alkmaar begint de victorie " ( Victory begins in Alkmaar ) in particular.

During its final two years of existence, the AFL teams won upset victories over the NFL teams in Super Bowl III and IV, the former New York Jets victory was considered one of the biggest upsets in American sports history.

During the Reformation, in 1528, its twelve altars and accompanying pictures were destroyed.

During the naval expansion of Aegina during the Archaic Period, Kydonia was an ideal maritime stop for Aegina's fleet on its way to other Mediterranean ports controlled by the emerging sea-power Aegina.