During the 1950s there were as many as 25,000 schools in the Congo.

During the early 1950s the board was divided on whether to defend communists persecuted under McCarthyism.

During the late 1950s it was sought by two rail historians, George Horn and Martin Schachne, but they did not gain access to the tunnel itself.

During the 1950s, the National Football League had grown to rival Major League Baseball as one of the most popular professional sports leagues in the United States.

During the 1950s, however, Graham began distancing himself from the older fundamentalism and, in preparation for his 1957 New York Crusade, he sought broad ecumenical sponsorship.

During his early journalism career, Marker became increasingly interested in filmmaking and experimented with photography in the early 1950s.

During the 1940s and 1950s, Casablanca was a major centre of anti-French rioting.

During the late 1950s and early 1960s Brubeck canceled several concerts because the club owners or hall managers continued to resist the idea of an integrated band on their stages.

During the 1950s, Kaye visited Australia, where he played " Buttons " in a production of Cinderella in Sydney.

During World War II and through the 1950s, high frequency (" short wave ") radio was widely used for military and diplomatic communication, and could be intercepted at great distances.

During the 1950s and 1960s, Peter van de Kamp of Swarthmore College made another prominent series of detection claims, this time for planets orbiting Barnard's Star.

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

During the 1950s and 1960s, the electric guitar became the most important instrument in pop music.

During Japanese cinema's ' Golden Age ' of the 1950s, successful films included Rashomon ( 1950 ), Seven Samurai ( 1954 ) and The Hidden Fortress ( 1958 ) by Akira Kurosawa, as well as Yasujirō Ozu's Tokyo Story ( 1953 ) and Ishirō Honda's Godzilla ( 1954 ).

During Indian cinema's ' Golden Age ' of the 1950s, it was producing 200 films annually, while Indian independent films gained greater recognition through international film festivals.

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 his career as a director, he retained an early ambition to teach science, and after his career declined in the 1950s he made some educational TV films related to science subjects.

During World War II, the urgent need for cheap, available food preservatives led to it being used again, but it was finally banned in the 1950s.

During the 1950s, when the independence of Ghana was in sight, demands grew for a separate Ewe state, an idea that Kwame Nkrumah, leader of the Gold Coast independence movement, opposed.

During the early 1950s, Groucho described his perfect woman: “ Someone who looks like Marilyn Monroe and talks like George S. Kaufman .”

During the late 1950s, high-stakes games such as Twenty One and The $ 64, 000 Question began a rapid rise in popularity.

During the 1950s — as a result of these improvements and the strong international export prices — beef, cotton, and coffee became significant export products for the first time.

During the later 1950s, Great Britain emerged as a producer of horror films.

During the 1950s, Holden dominated the Australian car market.

During the 1950s and 1960s the skyline of London altered dramatically as tower blocks were erected, although these later proved unpopular.

During the 19th century, American musicians playing for working-class audiences in small pubs and bars, particularly African-American composers, developed new musical genres based on the modern piano.

During a speech by O ' Leary, in which she claimed that drag queens made fun of women for entertainment value and profit, Sylvia Rivera and Lee Brewster jumped on the stage and shouted " You go to bars because of what drag queens did for you, and these bitches tell us to quit being ourselves!

During American Prohibition, the soda fountain to some extent replaced the outlawed alcohol establishments such as bars and saloons.

During the 1950s, many of the neighborhood's cafes and bars became the home and epicenter of the Beat Generation and gave rise to the San Francisco Renaissance.

During the first half of the 20th century in the U. S., there were thousands of different candy bars being manufactured and distributed locally or regionally by small candy companies.

During the summer, the borough attracts a crowd largely under the age of 21, drawn to a community with boardwalk entertainment and one of the few shore communities with sizable numbers of apartments, attracting as many as 65, 000 people who are often out until early morning visiting bars and restaurants.

During the 1970s and early 1980s, several towns had enacted rules prohibiting local brothel prostitutes from frequenting local bars or casinos or associating with local men outside of work.

During the Great War, a total of approximately 1, 100 DFCs were awarded, with 70 first bars and 3 second bars.

During the Second World War, 20, 354 DFCs were awarded ( the most of any award ), with approximately 1, 550 first bars and 45 second bars.

* During the 16th and 17th centuries the territory was under a number of fiefs where iron bars were manufactured.

During the introductory bars, Eric has to descend from the conductor's rostrum, down to his place at the piano.

During the 1950s, bars sprang up across the city to accommodate the influx of new inhabitants, and soon became a symbol for Cameroonian identity in the face of colonialism.

During the debates over the Washington, DC, smoke-free law, city council member Carol Schwartz proposed legislation that would have enacted either a substantial tax credit for businesses that chose to voluntarily restrict smoking or a quadrupling of the annual business license fee for bars, restaurants and clubs that wished to allow smoking.

During the night, the Solar Max POCC, at Goddard Space Flight Center, Greenbelt, Maryland, was able to establish control over the satellite by sending commands ordering the magnetic torque bars to stabilize the tumbling action.

During those weeks students are offered guided tours through the university, libraries, the city and of course the bars and clubs.

During the 19th and early 20th centuries, the city was a major port, however rocky bars in the river prevented the Fitzroy from being used for navigation any further inland.

* During World War I, Acting Captain Francis Victor Wallington of the Royal Field Artillery was the first person to be awarded the MC and three bars when he was invested with his third bar on 10 July 1918 ( gazetted 13 September 1918: he had obtained the first three awards as a second lieutenant ).

During the Regatta the Partnership runs hospitality enclosures at The Temple Island Enclosure and The Courtyard Enclosure with Jamie Oliver's Fabulous Feasts and bars including the Barn Bar.

During the 2006 – 07 season, in which Derby earned promotion back to the Premier League after 5 years, the club released details of a proposed £ 20m development of the area surrounding the stadium, to include the building of a 165-bed hotel, bars, restaurants and office space, to create a local service centre for employers located on the Pride Park business park.

During the 2010 off-season, two additional bars with panoramic views of the arena were added along with the other two.

During his time in minor league baseball, Larsen first developed a reputation as a " fun-loving guy " who liked to go out to bars and have a drink, according to teammate Bob Turley.

During the Second World War, 2, 001 medals were awarded, with 26 bars awarded.