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In page 1937:

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  • August 2 – The Marijuana Tax Act[1] in the United States is a significant bill on the path that will lead to the criminalization of cannabis. It was introduced to the U.S. Congress by Commissioner of the Federal Bureau of Narcotics, Harry Anslinger.
  • August 5 – The Soviet Union commences one of the largest campaigns of the Great Purge, to "eliminate anti-Soviet elements". Within the following year, at least 724,000 people are fired[citation needed] on order of the troikas, directed by Joseph Stalin. This is an offensive that targets social classes (such as the kulaks or nobles) and Stalin's personal opponents from the Communist Party and their sympathizers.
  • August 6 – Spanish Civil War: Falangist artillery bombards Madrid.