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 this period, Tirana was transformed from a centrally planned economy into a market economy.

During this time Tirana and much of central Albania was controlled by his Field Commander, Osman Bali.

During the 1970s, Berisha gained distinction as the leading researcher in the field of cardiology in Albania and became professor of cardiology at the University of Tirana.

During this period as mayor he was heavily supported by the Prime Minister of Albania at the time, Ilir Meta, who channeled numerous funds from the central government to the local authority of Tirana, enabling Rama to implement the cleaning master project.

During this period, he served as a lecturer in several faculties of the University of Tirana from 1978 until 1990.

During his visit to Tirana on November 11, 2008, he received the order Honor of the Nation from the President of Albania, H. E.

During the period 1927 – 1930 SK Tirana played many friendly matches against other Albanian teams.

During a stay in Tirana ( 1913 ) he befriended Essad Pasha.

During the 2005 / 06 season, the team of Elbasani dominated the Albanian Superliga and won the second title in their history, finishing the competition with 11 points more than their rivals in SK Tirana.

During the middle of the first millennium BC, Greek culture experienced a gradual change in the perception of female breasts.

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 the first half of the 19th century, Cape Breton Island experienced an influx of Highland Scots numbering approximately 50, 000 as a result of the Highland Clearances.

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 his sojourn in Palencia, Spain experienced a dreadful famine, prompting Dominic to sell all of his beloved books and other equipment to help his neighbors.

During the 17th and 18th centuries, Easter Island experienced severe erosion due to deforestation and unsustainable agricultural practices.

During World War II the city experienced a year-long German occupation ( 1943 – 1944 ) and was declared an open city.

During the last three weeks of shooting, Fellini experienced the first signs of severe clinical depression.

During the next centuries, France experienced the Renaissance and the Protestant Reformation, as well as recurring religious conflicts and wars with other powers.

During the 16th century, Ashante society experienced sudden changes, including population growth because of cultivation of New World plants such as cassava and maize and an increase in the gold trade between the coast and the north.

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 this time, Jews have experienced slavery, anarchic and theocratic self-government, conquest, occupation, and exile ; in the Diasporas, they have been in contact with and have been influenced by ancient Egyptian, Babylonian, Persian, and Hellenic cultures, as well as modern movements such as the Enlightenment ( see Haskalah ) and the rise of nationalism, which would bear fruit in the form of a Jewish state in the Levant.

During the autumn of 1533 Calvin experienced a religious conversion.

During this voyage, he experienced a spiritual conversion.

During his early life, he experienced Native American culture while on surveying trips with his father.

During World War II, though already an experienced composer, Hartmann submitted to a course of private tuition in Vienna by Schoenberg ’ s pupil Anton Webern ( with whom he often disagreed on a personal and political level ).

During the Battle of Britain, the Luftwaffe experienced its first defeat.

During 1975, two years after the military coup that ended the government of Salvador Allende, the economy of Chile experienced a severe crisis.

During the 1990s, Methodism experienced a powerful wave of revival in the nation.

During this meeting, the ambassador said that the country " indeed experienced a daunting challenge.

During The Mongol invasion of Europe, Tatars under the leadership of Kadan, experienced a major failure in March 1242 at Klis Fortress in southern Croatia.

During this period, Paraguay experienced the worst inflation in all of Latin America, averaging over 100 percent annually in the 1950s.

" During the subsequent Howard Government ( 1996 – 2007 ), Keating often criticised Howard for taking credit for the relatively good economic conditions Australia experienced over the latter half of Howard's time as prime minister, without acknowledging that the 1990s recession ended the inflation problem.

During a countrywide heatwave in November 2011, Pretoria experienced temperatures that reached, extraordinarily unusual for that time of the year.

During the early 2000s, the mean year-on-year demographic growth set a new record with its 2003 peak variation of 2. 1 %, doubling the previous record reached back in the 1960s when a mean year-on-year growth of 1 % was experienced.