World Events

Posted in 1955

  • Jonas Salk, American physician and epidemiologist, develops the first safe and effective vaccine against poliomyelitis which crippled or killed children and young adults.
  • Warsaw Pact: USSR and East European states sign a defence treaty under Soviet command.
  • British, New Zealand and Australian troops join forces in the Malayan Emergency.
  • Beginning of rock and roll: Bill Haley's Rock around the Clock is popular.