The Tootsie Roll is first invented.

The first mass inoculation of children against polio begins in Pittsburgh.

An avalanche destroys the Austrian village of Galtür. 31 are killed.

The first mass inoculation of children against polio with the Salk vaccine began in Pittsburgh, USA.

The French law on colonialism is passed, that requires teachers to teach the “positive values of colonialism”. It is repealed at the beginning of 2006.