The International Council of Science (ICSU) was founded in 1931 as an international non-governmental organization devoted to international co-operation in the advancement of science. Its members are national science research councils or academies (98 of them), and international scientific unions (26 of them), including the International Mathematical Union, the International Astronomical Union and the International Union of Pure and Applied Chemistry.
... Russian chemist and inventor of the Periodic table
May 19 - Auguste Molinier, French historian
July 14 - Anton Chekhov, Russian playwright and short story writer
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