Today is International Women’s Day
Today, Google's doodle celebrates International Women's Day. Originally called International Working Women's Day. Lots of people wear purple ribbons to celebrate the day.
According to internationalwomensday.com:
Each year thousands of events occur celebrating International Women's Day - large global gatherings, conferences, awards, exhibitions, festivals, fun runs, corporate events, concerts and performances, key speaker events, online digital gatherings and more. Events are held by many types of groups including women's networks, corporations, charities, educational institutions, government bodies, political parties and the media.
Google also has a landing page set up so you can learn more and get involved. Google also is encourages you to use #onedayiwill