[Kobi]

1909
The Sri Lanka Tamil Women's Union is created.

1909
Aleksandra Kollontay publishes The Social Foundations of the Women's Question while in exile from Russia.

1909
Mary White Ovington and Ida B. Wells-Barnett help found the National Association for the Advancement of Colored People (NAACP).

1909
In New York, shirtwaist workers go on strike. The International Ladies' Garment Workers' Union (ILGWU) and the Women's Trade Union League (WTUL) work together in support of the strike.

1911
Imprisoned British suffragists stage hunger strikes.

1911
Marie Curie is awarded the Nobel Prize for Chemistry for the isolation of pure radium.

1911
Journalist and publisher Kalliroe Parren establishes the Lyceum of Greek Women.

1911
The Triangle Shirtwaist Company fire in New York City kills 146 workers, most of them young immigrant women. They were unable to escape because the exit doors had been locked to prevent theft.

1912
Juliette Gordon Low founds the Girl Guides (later Girl Scouts) in the United States. By 1927 there will be a troop in every state.

1913
Norwegian women win the right to vote.

1913
English suffragist Emmeline Pankhurst is arrested for conspiracy to blow up David Lloyd George's home. While in jail, she goes on a hunger strike.

1913
In Washington, D.C., Alice Paul and the National American Woman Suffrage Association organize a huge march on the Capitol the day before President Woodrow Wilson's inauguration.

1914
In Russia, Princess Eugenie Shakhovskaya is the first female military pilot. She flies reconnaissance missions.

1914
American activist Margaret Sanger is indicted under the Comstock Act for distributing a birth control pamphlet titled Family Limitation.

1915
Danish women win the right to vote.

1915
Carrie Chapman Catt and Jane Addams combine several American pacifist organizations to create the Women's Peace Party.

1915
The International Congress of Women meets at The Hague to consider ways to end World War I.

1916
The British government recruits 400,000 women to work in agriculture while men are at war.

1916
Jeannette Rankin is elected to Congress from Montana; she is the first female member of the U.S. House of Representatives.

1916
María Jesús Alvarado Rivera establishes Evolución Femenina, Peru's first women's organization.

1917
Soon after coming to power in Russia, the Bolsheviks reform marriage laws, create maternity leave, and establish equal employment and wages.

1917
Laws passed in Cuba protect women's custody of children, divorce rights, and property rights.

1917
The U.S. Navy hires 12,000 women as clerks in the same job classifications and for the same pay as men so that it can send men overseas.

1917
Feminist Kimura Komako organizes the first Japanese woman suffrage meeting.

1917
On March 8, Russian women strike for “bread and peace,” helping spark the revolution that overthrows the imperial government. The date is later chosen to mark International Women's Day.

1918
Canadian and British women are granted the right to vote, although in Great Britain a woman must be over age 30.

1918
The Indian National Congress endorses giving women the right to vote.

1918
Peruvians pass a law granting working women two hours a day to nurse their infants.

1918
The U.S. government reports that 1.4 million women work in war industries. After World War I these women are forced out of industrial work.

1918
British birth-control activist Marie Stopes publishes the controversial and best-selling books Married Love and Wise Parenthood.

1919
Lady Astor becomes the first female member of the British House of Commons.

1919
The Treaty of Versailles includes a requirement that women receive equal pay. The clause is universally ignored.

1920
In Chile the National Council of Women is created to agitate for women's rights.

1920
In Japan, Hiratsuka Raicho, Oku Mumeo, and Ichikawa Fusae found the Shin Fujin Kyokai (“Association of New Women”) to work for women's unions and equal rights.

1920
The Nineteenth Amendment to the U.S. Constitution is signed into law, giving women the right to vote.

1920
Despite death threats from the Ku Klux Klan, Mary McLeod Bethune begins a voter registration drive for African American women.

1920
Edith Eder from Hungary, Rebecca Sieff from Britain, and Vera Weizmann from Russia found the Women's International Zionist Organization (WIZO).

1920
The University of Oxford admits its first full-degree female students.

1920
Joan of Arc is canonized.

1921
Agnes McPhail becomes the first female Canadian member of Parliament.

1921
Grace Abbott becomes head of the United States Children's Bureau. She works for better health care for children and mothers as well as laws against child labour.

1921
The German Nazi Party excludes women from membership.

1921
Margaret Sanger founds the American Birth Control League, which later becomes the Planned Parenthood Federation of America.

1922
Bertha Lutz founds the Brazilian Federation for the Advancement of Women.

1922
Rebecca Ann Latimer Felton becomes the first woman to serve in the U.S. Senate. She serves only two days.

1923
Egyptian feminist Huda Shaarawi publicly unveils and inspires many other women to do the same.

1924
Chinese women demonstrate when Sun Yat-sen's National Congress denies them suffrage.

1925
The first women's college in Korea, Ewha Womans College (founded 1886), is accredited.

1926
New Argentine legislation gives women equality under the civil code.

1927
Norwegian-born figure skater Sonja Henie wins her first world amateur championship. She goes on to win the next nine world championships and gold medals at the Olympics in 1928, 1932, and 1936.

1929
Margaret Grace Bondfield is named minister of labour and becomes the first British female cabinet minister.

1929
Virginia Woolf publishes A Room of One's Own.