Important Events From This day in History – 23 February

Today in History

• 1954 The first mass inoculation against polio is conducted

  Virologist Jonas Salk’s vaccine, along with Hilary Koprowski’s live polio vaccine, is still used today.

• 1947 The International Organization for Standardization (ISO) begins operating

  The ISO issues standards for everything from bicycle tires to date formats.

• 1941 Glenn T. Seaborg and his team chemically identify Plutonium

  Radioactive element plays an important role as nuclear fuel or in nuclear weapons.

• 1917 The February Revolution begins in Russia

  The demonstrations and armed clashes ultimately resulted in the demise of the Russian Empire.

• 1455 The Gutenberg Bible is published

  The Bible edition printed by Johannes Gutenberg was the first book ever printed in movable type, ushering in the age of the printed book in the West.