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 the mid-20th century, Montgomery was a major site of events in the African-American Civil Rights Movement, including the Montgomery Bus Boycott and the Selma to Montgomery marches.

During the mid-20th century, Branford shed its resort image and subsequently took on many characteristics typically associated with northeastern suburbs.

During the mid-20th century, Fidelity was reportedly the site of " a small Army barracks, grain elevator, several doctors and dentists, a blacksmith shop and grocery stores.

During the mid-20th century, partly as a result of cases such as Powell v. Alabama, 287 U. S. 45 ( 1932 ); Smith v. Allwright, 321 U. S. 649 ( 1944 ); Shelley v. Kraemer, 334 U. S. 1 ( 1948 ); Sweatt v. Painter, 339 U. S. 629 ( 1950 ); McLaurin v. Oklahoma State Regents, 339 U. S. 637 ( 1950 ); NAACP v. Alabama, 357 U. S. 449 ( 1958 ); Boynton v. Virginia, 364 U. S. 454 ( 1960 ) and probably the most famous, Brown v. Board of Education of Topeka, 347 U. S. 483 ( 1954 ), the tide against segregation began to turn.

During the mid-20th century departments which had been at Marischal College moved into one of these new buildings ( most at Kings College ) and by the late 20th-century Marischal College had been abandoned by all but the Anatomy Department, a graduation hall and the Marischal Museum ( Marischal College has now been restored as the headquarters of Aberdeen City Council ).

During this time it transpired there would be difficulties in securing the necessary permission to shoot in Beijing with Wong's spontaneous methods of working and potential political sensitivities in setting his film in mid-20th century China.

During the mid-20th century, Borlaug led the introduction of these high-yielding varieties combined with modern agricultural production techniques to Mexico, Pakistan, and India.

During the mid-20th century, imports of cheaper foreign goods led to the decline of Ashton's heavy industries, but the town has continued to thrive as a centre of commerce, and is " considered the hub of Tameside, providing the perfect setting for the town hall, council offices and 19th-century market hall ".

During the mid-20th century, the Navy and Marine Corps Medal has been awarded instead of the Silver or Gold Lifesaving Medal, for sea rescues involving risk of life.

During the mid-20th century, the denomination's core soteriological viewpoint also gradually changed from its early Anabaptist / Arminian perspective to the current espousal of Reformed Theology.

During the mid-20th century, Colombian musicians such as Pacho Galán and Lucho Bermúdez created a more refined form of Cumbia that became very popular throughout Colombia and the rest of Latin America.

During the mid-20th century, the area was the commercial heart of Washington, housing many department stores, theaters, offices, restaurants, and entertainment venues.

During the mid-20th century it became a major metropolitan manufacturing and commercial area and conurbation of Greater Melbourne.

During the mid-20th century, imports of cheaper foreign goods prompted the gradual deindustrialisation of Littleborough, but its commercial diversity allowed it to repel the ensuing economic depression experienced elsewhere in North West England.

During the mid-20th century, identification of influenza subtypes became possible, allowing accurate diagnosis of transmission to humans.

During their existence Chad Valley carry out several improvements and practices in manufacturing of Toys during their production between the late 19th and mid-20th centuries, constantly striving to develop new board games, jigsaws and toys.

During the early and mid-20th century the island's pine forest was used for turpentine production in naval stores.

During the mid-20th century, SGS began to diversify and started offering inspection, testing and verification services across a variety of sectors, including industrial, minerals and oil, gas and chemicals, among others.

During the internationalization process of the mid-20th century, foreign coal from much bigger and easier to mine deposits became much cheaper than local coal.

During the mid-20th century, the Lowell Institute decided to enter the broadcasting business, which led to the creation of the WGBH-FM radio station in 1952, and the WGBH-TV television station in 1955.

During the early part of this century, the Brown & Sharpe works in Providence were unchallenged as the largest single manufacturing facility devoted exclusively to precision machinery and tool manufacture anywhere in the world.

During the nineteenth century these views were protested by virtually all the Latin American writers, though ineffectively, just as the new nations of Africa and Asia protest them, with more effect, today.

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 the 20th century BC the Indo-European Hittites entered the region and gradually established a great empire which was destroyed by invaders in the 12th century.

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 the 1st century BC the Armenians in what had been Urartu established the powerful Armenian kingdom under Tigran who reigned throughout much of eastern Anatolia between the Caspian, Black Sea and Mediterranean.

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 Carolingian epoch the custom grew up of granting these as regular heritable fiefs or benefices, and by the 10th century, before the great Cluniac reform, the system was firmly established.

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

During the post-Phoenician era of the eighth century a palace was erected and a port was also constructed, which served the trade with the Greeks and the Levantines.

During the 4th century BC, there may well have been some 250, 000 – 300, 000 people in Attica.

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

During the 3rd century, under threat from a Herulian invasion, repairs were made to the Acropolis walls, and the " Beulé Gate " was constructed to restrict entrance in front of the Propylaia, thus returning the Acropolis to use as a fortress.

During the turn of the 20th century British Israelites carried out some excavations of the Hill of Tara in Ireland looking for the Ark of the Covenant – the Royal Society of Antiquaries of Ireland campaigned successfully to have them stopped before they destroyed the hill.

During the 5th century, the Anglii invaded Great Britain, after which time their name does not recur on the continent except in the title of Suevi Angili.

During the late 19th century, ideas about the legendary nature of Atlantis were combined with stories of other lost continents such as Mu and Lemuria.

During the first half of the 19th century, some of the songs African-Americans sang also began to appear in use for shipboard tasks, i. e. as shanties.

During the quarter century 1826-1850, 41 species and 6 genera of Apicomplexa were named.

During the early 20th century, Alicante was a minor capital that enjoyed the benefit of Spain's neutrality during World War I, and that provided new opportunities for the local industry and agriculture.

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 20th century communications used flags, morse code by radio, line and lights, voice and teleprinter by line.

During the next century Aegina was one of the three principal states trading at the emporium of Naucratis, and it was the only state of European Greece that had a share in this factory.

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.