During the 1930s, the ACLU started to engage in work combating police misconduct and Native American rights.

During the 1930s and 1940s Joseph Stalin's NKVD carried out numerous assassinations outside of the Soviet Union, such as the killings of Organization of Ukrainian Nationalists leader Yevhen Konovalets, Ignace Poretsky, Fourth International secretary Rudolf Klement, Leon Trotsky, and the Workers ' Party of Marxist Unification ( POUM ) leadership in Catalonia.

During the 1930s other ideas were proposed as non-standard cosmologies to explain Hubble's observations, including the Milne model, the oscillatory Universe ( originally suggested by Friedmann, but advocated by Albert Einstein and Richard Tolman ) and Fritz Zwicky's tired light hypothesis.

During the 1930s, the silent film comedy was replaced by dialogue from film comedians such as the W. C. Fields and the Marx Brothers.

During the 1930s, multiple acts of cannibalism were reported from Ukraine and Russia's Volga, South Siberian and Kuban regions during the Soviet famine of 1932 – 1933.

During the 1930s, the original art for a daily strip could be drawn as large as 25 inches wide by six inches high.

During the 1930s, the original art for a Sunday strip was usually drawn quite large.

During the 1930s and 40s, significant improvements were made to the ground, making it one of the largest in the country at that time.

During the 1930s the French Army experimented with integrating mounted and mechanised cavalry units into larger formations.

During the 1930s and early 1940s, Alston created illustrations for magazines such as Fortune, Mademoiselle, The New Yorker, Melody Maker and others.

During the early 1930s throughout Europe, Jewish owners of numerous fine art masterpieces found themselves forced to give up or sell off their collections for minimal prices due to anti-Jewish laws created by the new Nazi regime.

During the late 1920s and early 1930s Eisenhower's career in the post war army stalled somewhat, as military priorities diminished ; many of his friends resigned for high-paying business jobs.

During the 1920s and 1930s destroyers were often deployed to areas of diplomatic tension or humanitarian disaster.

During the Great Depression of the 1930s, John Maynard Keynes authored a book entitled The General Theory of Employment, Interest and Money outlining the key theories of Keynesian economics.

During the 1920s and 1930s, Aimee Semple McPherson was a controversial faith healer of growing popularity during the Great Depression.

During the latter's dictatorship in the 1930s, Guatemala was further opened up to foreign investment, with special favors being made by Ubico to the United Fruit Company in particular.

During the late 1930s and through the 1940s — the heyday of big band jazz and swing music — the guitar was an important rhythm section instrument.

During the early 1930s, the Vienna Circle dispersed, mainly because of political upheaval and the deaths of Hahn and Schlick.

During the 1920s and the 1930s, Stalin fought and defeated the political influence of Leon Trotsky and of the Trotskyists in Russia, by means of slander, anti-Semitism, programmed censorship, expulsions, exile ( internal and external ), and imprisonment.

Hofmann was renowned not only as an artist but also as a teacher of art, and a modernist theorist both in his native Germany and later in the U. S. During the 1930s in New York and California he introduced modernism and modernist theories to a new generation of American artists.

During the 1930s, the illustrator Vernon Grant developed Snap, Crackle and Pop as gnome-like mascots for the Kellogg Company.

During the 1930s and 1940s, the state passed labor laws, implemented agrarian reform, and assumed a role in modernization, influenced in part by the leadership of Juan Domingo Perón in Argentina and Getúlio Dornelles Vargas in Brazil.

During the 1930s Belgian colonial authorities in Rwanda used phrenology to explain the so-called superiority of Tutsis over Hutus.

During the 1930s, the minotaur replaced the harlequin as a common motif in his work.

During the 1930s and 1940s, Heinlein was deeply interested in Alfred Korzybski's General Semantics and attended a number of seminars on the subject.

During the Middle Ages, Aachen remained a city of regional importance, due to its proximity to Flanders, achieving a modest position in the trade in woollen cloths, favoured by imperial privilege.

During his brother's reign, he participated in the taking of Huesca ( the Battle of Alcoraz, 1096 ), which became the largest city in the kingdom and the new capital.

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 the ensuing 15 years, many countercultural and New Left enterprises sprang up and developed large constituencies within the city.

During the festival, a procession ( believed to be depicted on the Parthenon frieze ) traveled through the city via the Panathenaic Way and culminated on the Acropolis.

During the sojourn in the city ` Abdu ’ l-Bahá grew from a boy into a young man.

During the Middle Ages, the city was variously known as Barchinona, Barçalona, Barchelonaa, and Barchenona.

:" During his journey he seized the opportunity to make a detour to Birka, which is now reduced to loneliness so that one can hardly find vestiges of the city ; therefore impossible to come upon the tomb of the holy Archbishop Unni.

During a siege by Parthian troops in A. D. 257, the buildings in the outermost blocks of the city grid were partially destroyed and filled with rubble to reinforce the city wall.

During the winter months Lake Cadillac and Lake Mitchell freeze over and the city becomes covered with snow.

During the Renaissance, people transitioned from being subjects of a king or queen to being citizens of a city and later to a nation.

During the Nationalist's retreat from Nanjing, the dams around the city were deliberately destroyed by the Nationalist army in order to delay the Japanese advance, killing 500, 000 people in the subsequent 1938 Yellow River flood.

During the Dark Avengers ' arrival in San Francisco to enforce martial law and squelch the anti-mutant riots occurring in the city, Xavier appears ( back in his wheelchair ) in the company of Norman Osborn and publicly denounces Cyclops ' actions and urges him to turn himself in.

During the Middle Ages, there were various systems involving elections or assemblies, although often only involving a small amount of the population, the election of Gopala in Bengal region of Indian Subcontinent, the Polish-Lithuanian Commonwealth ( 10 % of population ), the Althing in Iceland, the Løgting in the Faeroe Islands, certain medieval Italian city-states such as Venice, the tuatha system in early medieval Ireland, the Veche in Novgorod and Pskov Republics of medieval Russia, Scandinavian Things, The States in Tirol and Switzerland and the autonomous merchant city of Sakai in the 16th century in Japan.

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 Jewish-Roman wars, he was likely taken under the care of his uncle Titus Flavius Sabinus II, at the time serving as city prefect of Rome ; or possibly even Marcus Cocceius Nerva, a loyal friend of the Flavians and the future successor to Domitian.

During his presidency, an earthquake near Ambato severely damaged the city and surrounding areas and killed approximately 8, 000 people.

During the Dutch Revolt, Eindhoven changed hands between the Dutch and the Spanish several times during which it was burned down by renegade Spanish soldiers, until finally in 1583 it was captured once more by Spanish troops and its city walls were demolished.

During the First Partition of Poland in 1772, the city state was annexed by King Frederick the Great of the Kingdom of Prussia.

During the siege of February 1945 the city infrastructure was 65 % destroyed, including most of the historical city center.

During the time of Solomon and through the 8th century, matres lectionis were not used inside words ( except maybe in ' ir ( city ) in the Lachish letters ), and there is no evidence for early orthography.

During the first siege, Ephrem credits Bishop Jacob as defending the city with his prayers.