6th » International Unemployment Day demonstrations globally initiated by the Comintern
12th » Mahatma Gandhi leads a 200-mile march, known as the 'Salt Satyagraha Salt March', to the sea in defiance of United Kingdom British opposition, to protest the British Empire British monopoly on salt
13th » The news of the discovery of Pluto is telegraphed to the Harvard College Observatory.
28th » Constantinople and Ankara named Angora change their names to Istanbul and Ankara.
29th » Heinrich Brüning is appointed German Chancellor of Germany (German Reich) named Reichskanzler.
31st » The Motion Picture 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.
Famous Birthdays on March in 1930
1st » R. P. Goenka, Indian businessman, founded RPG Group (d. 2013)