1920s 1930s facts

While investigating facts about 1920s 1930s, I found out little known, but curios details like:

Petain played a major role in the construction of the Maginot Line in the 1920s and 1930s.

Muggles was a slang term for marijuana in the 1920s-1930s

In my opinion, it is useful to put together a list of the most interesting details from trusted sources that I've come across. Here are 15 of the best facts about 1920s 1930s I managed to collect.

1. Khrushchev's meteoric rise in the Communist Party took off when he was enrolled at the Stalin Industrial Academy in Moscow during the late 1920s and early 1930s, which is where and when he first became acquainted with Joseph Stalin.

2. In the 1920s and 1930s people ate yeast in pressed cakes to provide vitamins; it was described as having a “pungent appetizing taste”. This nutrition fad built the foundation of the Fleischmann’s company, which still exists today.

3. In the 1920s and early 1930s, French surgeon Serge Voronoff perfected the technique of transplanting testicle tissue from various primates into men, supposedly to increase longevity and sex drive. Voronoff's later work included transplants of monkey ovaries into women.

4. The drop-kicked field goal was a common surprise move in 1920s and early 1930s football, but the adoption of a narrow football suitable for passing in 1934 made the drop kick nearly obsolete.

5. In the 1920s and 1930s the KKK had active chapters in Canada.

6. Wordless novels, which consist of uncaptioned woodcut pictures, that rose to popularity in Germany during the 1920s and 1930s.

7. About Frederica Sagor Maas. She was a Hollywood screenwriter in the 1920s and 1930s and subsequently became the second-oldest living person in California--dying at age 111 in 2012.

8. About an ensemble band from NYC called 'Postmodern Jukebox' that takes modern pop songs and covers them in the style of music from 1920s, 1930s, and 1940s. They have performed at the Kennedy Center, had 4/10 top ten album hits, have toured Europe, and have 2 million subscribers on Youtube.

9. In the 1920s and 1930s, the U.S. had "repatriation programs", racist policies which forced Mexican-Americans to relocate to Mexico. As many as two million people were relocated under this policy.

10. The distinctive style of 1920s and 1930s New York skyscrapers, with their setbacks and ziggurat-style shape, are a result of a 1916 act to enable light to still reach the streets of Manhattan. Thanks to this act we have the Chrysler Building and Empire State, plus many more.

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In the 1920s and 1930s radioactive elements made their way into many cosmetic products

The Bellamy(or "flag") Salute was used with the Pledge of Allegiance, from 1892 until 1942. During the 1920s and 1930s, Italian fascists and Nazis adopted a salute which was exactly the same. This resulted in controversy until it was officially replaced by the hand-over-heart salute in 1942. - source

Motorcycle Chariot racing was a badass sport that peaked around the 1920s-1930s. - source