World Press Freedom Day: Observed to raise awareness about the importance of press freedom and remind governments of their duty to respect and uphold the right to freedom of expression enshrined under Article 19 of the Universal Declaration of Human Rights.
International Sunflower Guerrilla Gardening Day: An annual event that encourages people to plant sunflowers in public spaces such as abandoned lots, traffic medians, and city parks, in order to brighten up the environment and bring people together.
World Asthma Day: Observed to raise awareness about asthma, a common chronic respiratory disease that affects millions of people around the world. The day aims to improve asthma care and prevent asthma-related deaths.
International Energy Day: A day that celebrates the importance of energy and its role in driving economic growth and social development, while also promoting sustainable energy practices and renewable energy sources.
National Raspberry Popover Day: A fun food holiday that celebrates the delicious raspberry popover, a light and fluffy baked pastry made with raspberries and a simple batter.
1469: Italian philosopher and writer Niccolò Machiavelli was born in Florence, Italy.
1802: Washington, D.C. was incorporated as a city.
1915: The Second Battle of Ypres began during World War I, which resulted in the first use of poison gas by the Germans on the Western Front.
1926: The general strike began in the United Kingdom, which lasted for nine days and involved around 1.7 million workers demanding better wages and working conditions.
1947: Japan’s post-World War II constitution went into effect, which renounced war and established a parliamentary government.
1978: The first unsolicited bulk commercial email, also known as spam, was sent by a computer salesman named Gary Thuerk to 400 users of ARPANET, the precursor to the internet.
2011: Al-Qaeda leader Osama bin Laden was killed by U.S. Navy SEALs during a raid on his compound in Pakistan.