World Art Day: Observed annually to celebrate and promote the development, diffusion, and enjoyment of all forms of creative expression.
World Heritage Day: Also known as the International Day for Monuments and Sites, it is observed annually to raise awareness about the diversity of cultural heritage and the efforts that are required to preserve it.
National Tax Day (United States): This day marks the deadline for filing income tax returns in the United States.
National Take a Wild Guess Day: A fun and lighthearted day that encourages people to take a guess or make a prediction about something.
Get to Know Your Customers Day: Observed quarterly on the third Thursday of January, April, July, and October, this day is an opportunity for businesses to connect with their customers and build better relationships.
1452: Leonardo da Vinci is born in the Republic of Florence
1865: US President Abraham Lincoln dies after being shot the previous evening
1912: The RMS Titanic sinks in the North Atlantic Ocean after hitting an iceberg
1947: Jackie Robinson becomes the first African-American to play in Major League Baseball
1955: Ray Kroc opens the first McDonald’s franchise in Des Plaines, Illinois
1989: Chinese students begin protesting in Tiananmen Square in Beijing, China
2013: Two bombs explode at the Boston Marathon, killing three people and injuring over 260 others.