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 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 the 1990s, research continued.

During the late 1980s and early 1990s, most BBSes used ANSI to make elaborate welcome screens, and colorized menus, and thus, ANSI support was a sought-after feature in terminal client programs.

During the 1990s, she generated controversy by criticizing immigration, Islamization and Islam in France, and has been fined five times for " inciting racial hatred ".

During the early 1990s Borland's implementation of C and C ++ outsold Microsoft's.

During the 1990s, an additional six buildings were added to the neighborhood.

During a rise of " retro " games in the late 1980s and early 1990s, Steve Jackson Games entered negotiations with Dennis Sustare and Scott Robinson, the current owners of the Bunnies & Burrows copyright, to publish an official GURPS supplement.

During the 1990s, Chile signed free trade agreements ( FTA ) with Canada, Mexico, and Central America.

During the 1980s and 1990s, cognitive and behavioral techniques were merged into cognitive behavioral therapy.

During the 1980s and 1990s there was a Central Advisory Commission established by Deng Xiaoping which consisted of senior retired leaders, but with their death this has been abolished since 1992.

During the 1990s, the first peak was measured with increasing sensitivity and by 2000 the BOOMERanG experiment reported that the highest power fluctuations occur at scales of approximately one degree.

During the 1990s, Goodfellas ( 1990 ) took a gritty, hard-edged look at mob crime.

During the 1990s, the College saw a major academic overhaul under President James O. Freedman and a controversial ( and ultimately unsuccessful ) 1999 initiative to encourage the school's single-sex Greek houses to go coed.

During the 1990s, the English football club Wimbledon, based in London, expressed interest in relocating to the city after being forced to leave their Plough Lane stadium and ground-share with Crystal Palace at Selhurst Park.

During the early 1990s, the rave scene built on the acid house scene.

During the early 1990s, the Compact Disc surpassed the gramophone record in popularity, but gramophone records continued to be made ( although in very limited quantities ) into the 21st century — particularly for club DJs and for local acts recording on small regional labels.

During the 1990s, deprogrammer Rick Ross was sued by Jason Scott, a former member of a Pentecostal group called the Life Tabernacle Church, after an unsuccessful deprogramming attempt.

During the 1990s, Rick Ross, a noted cult intervention advocate who took part in a number of deprogramming sessions, was sued by Jason Scott, a former member of a Pentecostalist group called the Life Tabernacle Church ( part of United Pentecostal Church International ), after an unsuccessful forcible deprogramming.

During the late 1990s and early 2000s, a number of games were created using DHTML, but differences between browsers made this difficult: many techniques had to be implemented in code to enable the games to work on multiple platforms.

During the 1980s and 1990s many companies signed licensing deals with the player associations, but some companies did not.

During the 1990s the digital revolution in image technologies has had an impact on film theory in various ways.

During the 1990s, the FDP won between 6. 2 and 11 percent of the vote in Bundestag elections.

During the 1990s, FAO took a leading role in the promotion of integrated pest management for rice production in Asia.

During the 1980s and 1990s, in which Gen Xers would have been teenagers or young adults, the United Kingdom was politically marked by conservative Thatcher-era government followed by the more centrist tenures of John Major ( 1990 – 1997 ) and Tony Blair ( 1997 – 2007 ).