WHAT ALL HAPPENED JANUARY TO MARCH 1930
Find out what all happened January to March 1930

Constantinople and Angora change their names to Istanbul and Ankara. (28. March 1930)

International Unemployment Day demonstrations globally initiated by the Comintern (6. March 1930)

Mahatma Gandhi leads a 200-mile march, known as the Salt March, to the sea in defiance of British opposition, to protest the British monopoly on salt (12. March 1930)

The Motion Pictures Production Code is instituted, imposing strict guidelines on the treatment of sex, crime, religion and violence in film, in the U.S., for the next thirty eight years. (31. March 1930)

Heinrich Brüning is appointed German Reichskanzler. (29. March 1930)

The Romanian Football Federation joins FIFA. (16. February 1930)

The Indian National Congress declares 26 January as Independence Day or as the day for Poorna Swaraj ("Complete Independence") which occurred 17 years later. (26. January 1930)

Yên Bái mutiny in French Indochina (10. February 1930)

Elm Farm Ollie becomes the first cow to fly in a fixed-wing aircraft and also the first cow to be milked in an aircraft. (18. February 1930)

3M begins marketing Scotch Tape. (31. January 1930)

While studying photographs taken in January, Clyde Tombaugh discovers Pluto. (18. February 1930)

The news of the discovery of Pluto is telegraphed to the Harvard College Observatory. (13. March 1930)

The first diesel-engined automobile trip is completed, from Indianapolis, Indiana, to New York, New York. (6. January 1930)