Scroll to explore events active on this date.
For the current year, this category includes: 23014 events.
This is the largest single category in LEEP Calendar. The United States of America is the default nation in the calendar. If you do not see an ISO two-letter code in the event title, it is a US event.
Daily
International Human Rights Day marks the historic anniversary of the adoption of the Universal Declaration of Human Rights by the General Assembly of the United Nations on December 10, 1948. Together wi...
Daily
On December 10, 1931, Jane Addams received the Nobel Peace Prize for her pioneering efforts in Social Work. She is the first American woman to receive the Nobel Peace Prize. This event was first celebra...
Daily
The second Friday of each December the world turns its attention to Official Lost and Found Day. This event first occurred in 2012. It's a day to take another look and try to find something that you misp...
Daily
0
Daily
First played in 1890 the Army Navy Game is a college football game between the United States Military Academy (USMA) at West Point, New York and the United States Naval Academy (USNA) at Annapolis, Maryla...
Daily
National Horse Day was created in 2004 and is officially recognized by the U.S. Congress. Horses have played an integral part in American history. This day is set aside to learn about them and honor them...
Daily
0
Daily
Ambrosia Day is an unofficial holiday without a sponsor celebrating the fruit salad known as ambrosia. Ambrosia salad includes a variety of tropical fruits usually mixed with coconut flakes and whipping...
Daily
National Children's Memorial Day is set aside each year to grieve and remember all the children who died too young, whether through disease, accident or war. It's a day of grieving for parents during one...
Daily
0
Daily
Poinsettia Day in the U.S. celebrates the beautiful red, white or pink plant most people associate with Christmas. Poinsettia Day marks the anniversary of the death of Joel Roberts Poinsett December 12,...
Daily
0
Daily
Cocoa, the base ingredient of chocolate, is truly a family affair. Currently 90% of all cocoa is produced on family farms of fewer than 5 hectares each. The Mayans were the first to use cocoa beans with...
Daily
Pick a Pathologist Pal Day is another Wellcat.com event. This day is meant to encourage people to overcome a fear of dying and make friends with a pathologist or coroner.
Daily
0
Daily
Italian Andrea Amati of Cremona (1511-1577) created the first four string violin, the type still used today in 1555. The oldest original violin in the world was created by Amati in 1560 and is currently...
Daily
0
Weekly
0
Daily
Monkey Day in the United States is an annual event that aims to support and promote primate-related causes around the globe. These can include the use of primates in laboratory testing, supporting their n...
Daily
On December 15, 1791 the first ten amendments to the US Constitution were ratified by all thirteen colonies of the United States. Known as the Bill of Rights, these amendments outline the limits to govern...