Every year on March 8, offices, schools, city squares and social feeds around the world fill with purple ribbons, yellow mimosa and conversations about equality. Yet the international women’s day history is far older and more surprising than most people realize. It began not as a greeting-card moment but as a working-class campaign for better pay, shorter hours and the right to vote, and it took more than six decades before the United Nations adopted it.
In this guide we trace the international women’s day history from the labour protests of the early 1900s to today’s global observance, explain who Clara Zetkin was, why the date settled on March 8, and how the day is marked in different countries. Every key date below is checked against authoritative sources such as the United Nations and Encyclopaedia Britannica.
International Women’s Day History at a Glance
- Roots: labour and suffrage movements in North America and Europe at the turn of the twentieth century.
- 1909: the Socialist Party of America organizes a National Woman’s Day in the United States on February 28.
- 1910: at a conference of socialist women in Copenhagen, Clara Zetkin and fellow delegates propose an annual international day; about 100 women from 17 countries agree.
- 1911: the first International Women’s Day is held on March 19 in Austria, Denmark, Germany and Switzerland, with more than a million people taking part.
- 1917: women’s protests in Petrograd (now Saint Petersburg) on March 8 help spark the February Revolution in Russia.
- 1975: the United Nations marks International Women’s Day for the first time, during International Women’s Year.
- 1977: the UN General Assembly invites member states to proclaim a day for women’s rights and international peace.
Where International Women’s Day History Begins: The Early 1900s
To understand the international women’s day history, picture the industrial cities of the early twentieth century. Women were entering factories, workshops and offices in large numbers, often for long hours and low wages, while in most countries they still could not vote. Garment workers in New York, textile workers in Europe and campaigners for suffrage were all asking the same basic questions about fairness and representation.
Protests by women garment workers in New York around 1908 and 1909 are often cited as part of this backdrop. Building on that energy, the Socialist Party of America organized a National Woman’s Day on February 28, 1909. It was held on a Sunday so working women could attend, and similar events followed in the United States over the next few years.
Clara Zetkin and the Copenhagen Conference of 1910
The decisive step came in August 1910, at the Second International Conference of Socialist Women in Copenhagen, Denmark. The German activist and editor Clara Zetkin, together with delegates including Käte Duncker, proposed that women in every country should hold a women’s day each year to press their demands. Around 100 delegates from 17 countries, representing unions, socialist parties and working women’s clubs, approved the idea unanimously. Importantly, no fixed date was chosen at that point.
Zetkin was a central figure in the international socialist women’s movement and edited the women’s newspaper Die Gleichheit (Equality). Her proposal gave the idea an international structure, which is why her name sits at the heart of every account of international women’s day history.
1911: The First Observances
The first International Women’s Day took place on March 19, 1911, in Austria, Denmark, Germany and Switzerland. More than a million women and men attended rallies demanding the right to vote, the right to hold public office, access to vocational training and an end to discrimination at work. Austria-Hungary alone saw hundreds of demonstrations. Just days later, on March 25, 1911, the Triangle Shirtwaist Factory fire in New York killed 146 garment workers, most of them young immigrant women, and working conditions became an even more urgent theme of later observances.
How March 8 Became the Date
One of the most common questions about international women’s day history is why the day falls on March 8. In the early years, different countries chose different dates, usually a Sunday in late February or March. In Russia, women observed the day for the first time in 1913, and in Germany the day was held on March 8 in 1914.
The turning point came in 1917. On March 8 in the Gregorian calendar (February 23 in the Julian calendar Russia then used), women textile workers in Petrograd went on strike and marched for “bread and peace” amid wartime shortages. Their protest grew into the mass demonstrations of the February Revolution, which led to the abdication of Tsar Nicholas II. After the revolution, March 8 became an official holiday in Soviet Russia, and the date spread through the socialist and communist movements of the twentieth century.
From Movement Day to Mainstream Date
For several decades, March 8 was mainly associated with socialist countries and labour movements. That changed with the revival of the women’s movement in the 1960s and 1970s, when feminists in many Western countries rediscovered the day. This broader interest set the stage for the next chapter in international women’s day history: official recognition by the United Nations.
The United Nations Chapter of International Women’s Day History
The United Nations declared 1975 International Women’s Year and celebrated International Women’s Day on March 8 for the first time that year. The first UN World Conference on Women was held in Mexico City in 1975, opening the UN Decade for Women.
In December 1977, the UN General Assembly adopted a resolution inviting member states to proclaim, in line with their own historical and national traditions, any day of the year as a United Nations Day for Women’s Rights and International Peace. In practice, most countries and organizations chose March 8. The UN Women agency, created in 2010, now leads the UN’s annual observance and publishes an official theme each year.
The 1995 Beijing Declaration
Another milestone in the international women’s day history is the Fourth World Conference on Women in Beijing in 1995. Governments adopted the Beijing Declaration and Platform for Action, a broad roadmap for women’s rights covering education, health, the economy, decision-making and freedom from violence. Many recent International Women’s Day themes refer back to the Beijing agenda, especially around its anniversaries.
UN Themes Through the Years
Since the 1990s, the UN has chosen a theme each year to focus attention on a specific issue. A few recent examples show how the priorities have evolved:
- 1996: Celebrating the Past, Planning for the Future
- 2011: Equal access to education, training, and science and technology
- 2016: Planet 50-50 by 2030: Step It Up for Gender Equality
- 2023: DigitALL: Innovation and technology for gender equality
- 2024: Invest in Women: Accelerate Progress
- 2025: For ALL Women and Girls: Rights. Equality. Empowerment.
- 2026: Rights. Justice. Action. For ALL Women and Girls.
Separately, the independent website internationalwomensday.com runs its own annual campaign theme, so you may see two different themes quoted in the same year. When you share a theme, it helps to say which organization chose it.
How International Women’s Day Is Marked Around the World
Today, International Women’s Day is both a celebration and a call to action, and the way it is observed varies widely from place to place. That diversity is part of what makes international women’s day history so rich.
Public Holidays
March 8 is an official public holiday in a number of countries, including Russia, Georgia, Cuba, Uganda, Zambia, Nepal and Mongolia. In China, many women receive a half day off, and in Germany the city-state of Berlin made it a public holiday in 2019. In many other countries it is a working day marked by events, talks and campaigns.
Flowers, Colours and Symbols
In Italy, the day is known as Festa della Donna, and yellow mimosa is the traditional gift, a custom dating to 1946. In Russia and several neighbouring countries, flowers and small gifts for women and girls are common. Purple is widely associated with the day and with the wider movement for women’s equality, which is why you will see purple ribbons, lighting and fashion around March 8.
Marches, Talks and Campaigns
Elsewhere, the day keeps its protest roots. Marches and rallies take place in many capitals, unions highlight pay and workplace safety, and universities, museums and companies host talks, exhibitions and mentoring events. Schools often use the date to teach students about the women who shaped science, politics, literature and the arts.
Key Figures in International Women’s Day History
- Clara Zetkin (1857–1933): German activist who proposed the annual international day in 1910.
- Käte Duncker (1871–1953): German educator and activist who co-signed the 1910 proposal.
- Theresa Malkiel (1874–1949): American labour activist often credited with promoting the 1909 National Woman’s Day in New York.
- Alexandra Kollontai (1872–1952): Russian revolutionary who campaigned for women’s rights and helped promote March 8 in Soviet Russia.
Why International Women’s Day History Still Matters
Knowing the international women’s day history changes how you see the day. It reminds us that rights many people now take for granted, such as voting, equal access to education and protection at work, were won through decades of organizing. It also explains why the day has always combined celebration with concrete demands. If you want to go deeper, our feature on women’s suffrage history covers the long campaign for the vote, and our list of classic books by women authors is a lovely way to mark March 8 with a good read.
Ideas for Marking the Day
- Read about a woman from your own country’s international women’s day history, past or present.
- Support a women-led local business, charity or creative project.
- Attend a talk, exhibition or film screening on women’s rights.
- Share a fact-checked story rather than a viral quote, and credit your sources.
- Start a conversation at home or work about fairness, pay and care responsibilities.
Frequently Asked Questions
Who founded International Women’s Day?
No single person founded it, but Clara Zetkin is most closely associated with it. At the 1910 Copenhagen conference she and other delegates proposed an annual international women’s day, and the first observances followed in 1911.
When was the first International Women’s Day?
The first International Women’s Day was held on March 19, 1911, in Austria, Denmark, Germany and Switzerland. The United States had held a National Woman’s Day earlier, on February 28, 1909.
Why is International Women’s Day on March 8?
The date became fixed after the women’s protests in Petrograd on March 8, 1917, helped trigger the February Revolution in Russia. It then spread internationally and was later adopted by the United Nations.
When did the UN recognize International Women’s Day?
The UN first celebrated the day in 1975, International Women’s Year. In 1977, the General Assembly invited member states to proclaim a day for women’s rights and international peace, and March 8 became the widely used date.
Final Thoughts
The international women’s day history is a story of factory workers, editors, organizers and diplomats who turned a single proposal in Copenhagen into a date marked around the world. From the 1911 rallies to the 2026 UN theme, the day has kept the same spirit: honour progress, and keep pushing for more. If you are planning a gift for the women in your life, browse our guide to the best gifts for her, or explore more stories in our News & Politics section.
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