During the 1920s, the ACLU expanded its scope to also include protecting the free speech rights of artists and striking workers, and working with the National Association for the Advancement of Colored People ( NAACP ) to combat racism.

During the early 1920s, he and his father-in-law developed the Stockade Building System for producing light-weight, weatherproof, and fireproof housing — although the company would ultimately fail.

During the 1920s her only paid work was as a columnist for feminist journals, notably Equal Rights and Time and Tide.

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 1920s, Afghanistan established diplomatic relations with most major countries.

During the 1920s writers such as Clare Winger Harris and Gertrude Barrows Bennett published science fiction stories written from female perspectives and occasionally dealt with gender and sexuality based topics.

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

During the 1920s, women organized and participated in gymnastics events.

During the 1920s, the importance of the position declined.

During the 1920s, several improvements were put in place, such as a new 74 cubic inch ( 1, 200 cc ) V-Twin, introduced in 1922, and the " Teardrop " gas tank in 1925.

During the US bull market of the 1920s, there were numerous such vehicles offered privately to wealthy investors.

During the 1920s, Kyrgyzstan saw considerable cultural, educational, and social change.

During the 1920s, Wimsey had affairs with various women, which were the subject of much gossip in Britain and Europe.

During the 1920s the Hubbards repeatedly relocated around the United States and overseas.

During the second half of the 1920s, France, Britain and Germany were all using the League of Nations as the focus of their diplomatic activity, and each of their foreign secretaries attended League meetings at Geneva during this period.

During the late 1920s, ' 30s, and ' 40s, Bertrand Russell and Ludwig Wittgenstein's formalism was developed by a group of philosophers in Vienna and Berlin, who formed the Vienna Circle and Berlin Circle into a doctrine known as logical positivism ( or logical empiricism ).

During the 1920s, the experiments pioneered by Michelson were repeated by Dayton Miller, who publicly proclaimed positive results on several occasions, although not large enough to be consistent with any known aether theory.

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.

During the 1920s his short subjects were in much demand, with stars like Billy Bevan, Andy Clyde, Harry Gribbon, Vernon Dent, Alice Day, Ralph Graves, Charlie Murray, and Harry Langdon.

During the Civil War the commander cadres were trained at the Nicholas General Staff Academy of the Russian Empire, which became the Frunze Military Academy in the 1920s.

During the 1920s, Afghanistan established diplomatic relations with most major countries.

During the 1920s and early ' 30s, The Saint is fighting European arms dealers, drug runners, and white slavers while based in his London home.

During the 1920s and 1930s there were some successful movements for self-determination in the beginnings of the process of decolonization.

During the 1920s, he first started to systematize and extend the Bahá ' í administration throughout the world where there existed Bahá ' í communities ; because the Bahá ' í community was relatively small and undeveloped when he assumed the leadership of the religion, he strengthened and developed it over many years to the point where it was capable of supporting the administrative structure envisioned by ` Abdu ' l-Bahá.

During the training exercises the astronauts did not wear spacesuits, but carried radio equipment to converse with each other and a scientist-astronaut, practicing procedures they would use on the lunar surface.

During the 20th century communications used flags, morse code by radio, line and lights, voice and teleprinter by line.

During the Gulf War, if an aircraft was illuminated by enemy radar a bogus " Magnum " call on the radio was often enough to convince the operators to power down.

During the first 10 years of Lukashenko's presidency, most of the Belarusian media outlets ( newspapers, radio, television ) were brought under the control of the state.

During the postwar period, KGO radio in San Francisco syndicated a Bob Wills and His Texas Playboys show recorded at the Fairmont Hotel.

Day said: " During this long, boring period, I used to while away a lot of time listening to the radio, sometimes singing along with the likes of Benny Goodman, Duke Ellington, Tommy Dorsey and Glenn Miller [...].

During the eight months of singing lessons, Day had her first professional jobs as a vocalist in the WLW radio program, Carlin's Carnival and in a local restaurant, the Charlie Yee's Shanghai Inn.

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 development of radio, many scientists and inventors contributed to radio technology and electronics.

During the day fillers and the sound of GBC radio are transmitted.

During all this time, Ribbentrop feuded with various other Nazi leaders ; at one point in August 1939 an armed clash took place between supporters of Ribbentrop and those of Propaganda Minister Joseph Goebbels over the control of a radio station in Berlin that was meant to broadcast German propaganda abroad ( Goebbels claimed exclusive control of all propaganda both at home and abroad whereas Ribbentrop asserted a claim to monopolize all German propaganda abroad ).

During the daytime the solar wind presses this layer closer to the Earth, thereby limiting how far it can reflect radio waves.

During the development of radio, he also worked on wireless telegraphy.

During the Russian civil war, in October 1919 White Army commander Nikolai Nikolayevich Yudenich advanced on Petrograd from the side of Detskoye Selo, apparently intending to capture the radio station to announce a victory over the Bolsheviks.

During the first two decades of independence, Mali received major technical and financial support from the former Soviet Union, China, and their allies, especially in the area of radio and television broadcasting.

During this relaxation, a radio frequency signal ( electromagnetic radiation in the RF range ) is generated, which can be measured with receiver coils.

During 1998 and 1999, forty BBC local radio stations recorded personal oral histories from a broad cross-section of the population for the series The Century Speaks.

During 1990-91, the RSFSR enhanced its sovereignty by establishing republic branches of organizations such as the Communist Party, the Academy of Sciences of the Soviet Union, radio and television broadcasting facilities, and the Committee for State Security ( Komitet gosudarstvennoy bezopasnosti — KGB ).

During this period, the movement produced " a prodigious output of leaflets, pamphlets, journals, magazine articles, newspaper and radio and TV interviews.

During a 1956 radio interview with Sydney Rogers in West Oakland several months after her arrest, Parks said she had decided, " I would have to know for once and for all what rights I had as a human being and a citizen.

During World War II, the islands were used as a top secret Royal Navy weather and radio station codenamed HMS Atlantic Isle, to monitor U Boats ( which needed to surface to maintain radio contact ) and German shipping movements in the South Atlantic Ocean.

During the First World War the U. S. Navy evaluated a radio controlled torpedo launched from a surface ship called the Hammond Torpedo.

During this time Gagarin requested some music to be played over the radio.