During the 1970s and 1990s, there was an epistemological shift away from the positivist traditions that had largely informed the discipline.

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 1960s and 1970s, the city gained a reputation as a center for liberal politics.

During the 1960s and 1970s, the city gained a reputation as an important center for liberal politics.

During much of the 1970s Roma's appearance in the top half of Serie A was sporadic.

During their heyday from the late 1970s to the mid-1990s, most BBSes were run as a hobby free of charge by the system operator ( or " SysOp "), while other BBSes charged their users a subscription fee for access, or were operated by a business as a means of supporting their customers.

During the 1970s the Air Force was at the apogee of its power, possessing at least 500 modern combat aircraft in its inventory.

During the early 1970s, Manchester United were no longer competing among the top teams in England, and at several stages were battling against relegation.

During the Orioles ' heyday in the 1970s, a club song, appropriately titled " Orioles Magic ", was composed, and played when the team ran out until Opening Day of 2008.

During the late 1970s and early 1980s, the site hosted Creative Time's landmark Art on the Beach sculpture exhibitions.

During the 1970s, he made guest-appearances on TV series such as Ironside, Insight, Barbary Coast, The Love Boat, Medical Center, four episodes of Love, American Style, Fantasy Island, and two episodes each of The Streets of San Francisco, and Rod Serling's Night Gallery.

" During the 1970s, widely different methods began to be seen as part of a new emerging discipline of computational chemistry.

During the 1970s the " small press " culture grew and diversified.

During the 1970s and 1980s it was also used to test the ability of containers of radioactive material to withstand impacts and other accidents.

During the 1970s and 1980s, the Bengals were a perennial playoff contender and they won AFC championships in and, but lost Super Bowls XVI and XXIII to the San Francisco 49ers.

During the 1960s and 1970s, the CPC experienced a significant ideological breakdown with the Communist Party of the Soviet Union under Nikita Khrushchev, and later, Leonid Brezhnev.

During the 1970s the relative number of communists in Republics of the Soviet Union was as follows:

During the 1970s, a growing number of Canadian stations pushed American channels off the systems, forcing several to expand beyond the original 12-channel system configurations.

During the 1970s producers started to reduce the quantity of white grapes in Chianti.

During the 1970s, modern dramatic directors made some of their first films.

During the Portuguese Colonial War in the 1960s and the 1970s, the Portuguese Army created an experimental horse platoon, to combat the guerrillas in eastern Angola.

During the late 1970s he acquired a large public audience as a critic of the then Labour government's disregard of civil liberties ; his writings from this time are collected in Writing By Candlelight ( 1980 ).

During the 1950s, 1960s and 1970s, several events occurred which raised the public awareness of harm to the environment caused by man.

During the 1960s and 1970s hundreds of fossils were found, particularly in East Africa in the regions of the Olduvai gorge and Lake Turkana.

During the 1970s and ' 80s, Cassandra B. Whyte did significant educational research studying locus of control as related to the academic achievement of students pursuing higher education coursework.

During the war, Congress exercised an unprecedented level of political, diplomatic, military and economic authority.

During 1996, however, the economy collapsed due to the Bulgarian Socialist Party's slow and mismanaged economic reforms and an unstable and decentralised banking system, which led to an inflation rate of 311 % and the collapse of the lev.

During the 19th century the Liberal Party was broadly in favour of what would today be called classical liberalism: supporting laissez-faire economic policies such as free trade and minimal government interference in the economy ( this doctrine was usually termed ' Gladstonian Liberalism ' after the Victorian era Liberal Prime Minister William Ewart Gladstone ).

During his tenure he experienced some criticism from within his own party for abandoning its traditional social democratic teachings and promoting a neoliberal economic model.

During that same period, the economy grew by 3 % a year, and by 1951 the United Kingdom had " the best economic performance in Europe, while output per person was increasing faster than in the United States.

When one society finds itself forced to relinquish power entirely to another society that in itself is a form of underdevelopment .... During the centuries of pre-colonial trade, some control over social political and economic life was retained in Africa, in spite of the disadvantageous commerce with Europeans.

During the 19th century, European nations established colonies in Africa to further exploit resources and expand economic influence.

During the first years of the Rivadeneira administration, Febres-Cordero introduced free-market economic policies, took a strong stand against drug trafficking and terrorism, and pursued close relations with the United States.

During the Cold War, Finland's foreign policy was based on official neutrality between the Western powers and the Soviet Union, while simultaneously stressing Nordic cooperation in the framework of the Nordic Council and cautious economic integration with the West as promoted by the Bretton-Woods Agreement and the free trade treaty with the European Economic Community.

During the ancien régime, Paris was the central hub of culture and economic activity, and as such, the most highly skilled culinary craftsmen were to be found there.

During the 1950s and 60s, Afghanistan was able to use the Russian and American need for allies during the Cold War as a way to receive economic assistance from both countries.

During the decade following World War II, the population doubled and an era of economic prosperity occurred.

During these years policies were put in place which led to the rapid transformation of Malaysia ’ s economy and society, such as the controversial New Economic Policy, which was intended to increase proportionally the share of the economic " pie " of the bumiputras (" indigenous people ", which includes the majority Malays, but not always the indigenous population ) as compared to other ethnic groups — was launched by Prime Minister Tun Abdul Razak.

During the period of socialist construction of Albania, the country saw rapid economic growth.

During the first years of the new regime, the Fascist pursued a laissez-faire economic policy: they initially reduced taxes, regulations and trade restrictions on the whole.

During the period 1790-1815 Sweden experienced two parallel economic movements: an agricultural revolution with larger agricultural estates, new crops and farming tools and a commercialisation of farming, and a protoindustrialisation, with small industries being established in the countryside and with workers switching between agricultural work in the summer season and industrial production in the winter season.

During the Cold War, Japanese foreign policy was not self-assertive, relatively focused on their economic growth.

During the 1960s, Karachi was seen as an economic role model around the world.

During these 40 years, the primary aim of the labour unions was not to benefit the workers, but to carry out the state's economic policy under their cosy relationship with the ruling party.

During most of the 20th century, however, Germany remained its most important economic partner.

During the 1990s, Malta's economic growth has generally continued this brisk pace.

During that period, economic output contracted by one-third.

During 1946, Friedman accepted an offer to teach economic theory at the University of Chicago ( a position opened by departure of his former professor Jacob Viner to Princeton University ).

During the latter half of the 1940s, Friedman began a collaboration with Anna Schwartz, an economic historian at the Bureau, that would ultimately result in the 1963 publication of a book co-authored by Friedman and Schwartz, A Monetary History of the United States, 1867 – 1960.