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 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 these experiments, < sup > 261 </ sup > Bh was also identified in the 2n evaporation channel and it was confirmed that < sup > 262 </ sup > Bh exists as two states-a ground state and an isomeric state.

During the last quarter of the 19th century many experiments were done to determine what cathode rays were.

During Hoover's 1907 visit to Australia, Jim Lyster relocated from Gwalia to Broken Hill and began experiments which resulted in the " Lyster Process ", which enabled the Zinc Corporation to operate the world's first selective or differential flotation plant, from September 1912.

During its early days, Id Software produced much more varied games ; these include the early 3D first person shooter experiments that led to Wolfenstein 3D and Doom — Hovertank 3D and Catacomb 3D.

During these experiments, Bandura video taped a college student kicking and verbally abusing a bobo doll.

During the Thirty Year's War early 17th century experiments were made with early types of horse artillery.

During World War II, Henry Murray, the lead researcher in the Harvard experiments, served with the Office of Strategic Services ( OSS ), which was a forerunner of the CIA.

During this period ( 1664 – 1666 ) he created the basis of calculus, and performed the first experiments in the optics of colour.

During the Second World War a subcamp of the Flossenbürg concentration camp was based in the town, in which prisoners had to participate in physical experiments for the V-2.

During experiments in which the complex was reconstituted in test tubes, Altman and his group discovered that the RNA component, in isolation, was sufficient for the observed catalytic activity of the enzyme, indicating that the RNA itself had catalytic properties, which was the discovery that earned him the Nobel prize.

During its sea trials Murdoch carried out experiments on The Caledonia to measure the effect on fuel consumption and speed on changes in the depth of the paddles and whether one or both engines was used.

During the whole of this time he scarcely ever moved from his house, except to the prison and back, and the result of a portion of his labors was discovered to his friends in conversations and experiments relating to electrical phenomena, which revealed to them the fact that, alone and unaided-from the sheer force of his genius-he had discovered as early, if not earlier, than Morse or Wheatstone, the principles of the present system of electric telegraphy.

During experiments with " ice nine ", Felix takes a nap in his rocking chair and dies.

During this time, entry science experiments were performed by using a retarding potential analyzer, a mass spectrometer, and pressure, temperature and density sensors.

During the mission, Tuvok's identity was uncovered by a Maquis intelligence agent, who uses Tuvok as a laboratory specimen for mind-control experiments.

During the Easter vacation in 1856, while Hofmann was visiting his native Germany, Perkin performed some further experiments in the crude laboratory in his apartment on the top floor of his home in Cable Street in east London.

During 14 days, 31 microgravity experiments were completed in round-the-clock operations.

During his life, Charles Calvert conducted a variety of agricultural experiments at Riversdale and expanded the original holdings to 2, 200 acres.

In 1801, he performed an experiment showing that the electricity from friction was identical to that produced by voltaic piles. During the last years of his life he performed electrical experiments that would pave the way to the eventual design of the electric motor.

During their next meeting he gave Einstein a small accumulator, and over the next 10 days Einstein performed experiments with it in his basement, which involved taking the temperature atop, inside and near the device, and stripping it down to its Faraday cage to compare temperatures.

During his expeditions into the Libyan Desert, Bagnold had been fascinated by the shapes of the sand dunes, and after returning to England he built a wind tunnel and conducted the experiments which are the basis of the book.

During his experiments, Morey discovered that the vapor of turpentine, when mixed with air, was explosive.

During his period at Rochefort, Coulomb carried on his research into mechanics, in particular using the shipyards in Rochefort as laboratories for his experiments.

During biological bomb experiments, scientists dressed in protective suits would examine the dying victims.