1909: The first National Working Women’s Day is celebrated by the United States after being declared by the Socialist Party of America. They were commemorating a garment workers’ strike led by women in 1908 in the U.S.
1910: The Socialist International establishes an international women’s day, though without a specific date selected for the celebrations.
1911: March 19 sees more than a million men and women attend rallies to celebrate International Women’s Day in Austria, Denmark, Germany and Switzerland.
1913-1914: International Women’s Day spreads throughout Europe and is used as a day to protest the First World War.
1917: On Feb 23 – March 8 on the Gregorian calendar – Russian women protest and strike for “Bread and Peace” and against the Czarist government, igniting the Russian Revolution of 1917.
1975: International Women’s Year is declared by the UN. The UN begins celebrating International Women’s Day on March 8 during the same year.