international day
international day of action against sexual violence in conflict
240 BC — Greek scholar Eratosthenes of Cyrene was the first to calculate the radius of the Earth
1910 — during the first week of the aircraft first took to the air, the aeroplane, built on domestic draft and domestic materials. The plane was built by the engineer, Ya. M. Gakkel. They were ruled by the assistant Gakkel student V. F. Bulgakov
1920 — the Council of people’s Commissars of the RSFSR was formed all-Russian Extraordinary Commission for the eradication of illiteracy
2010 opened the station “Dostoevskaya” and “Marina Grove” Lublin-Dmitrovskaya line of the Moscow metro.
