International Workers’ Day: Also known as May Day, this day is a celebration of the achievements and struggles of the international labor movement. It is observed in many countries around the world.
World Laughter Day: This day is celebrated to raise awareness about the benefits of laughter and its healing properties. It was first celebrated in 1998 and is now observed in many countries.
International Sunflower Guerrilla Gardening Day: This day is all about planting sunflowers in public spaces, with the aim of brightening up the environment and spreading happiness.
Law Day: This day is observed in the United States to celebrate the role of law in protecting freedom and ensuring justice.
Silver Star Service Banner Day: This day is observed in the United States to honor the sacrifices made by the families of those who have been wounded or killed while serving in the U.S. military.
305 – Diocletian and Maximian retire from the office of Roman Emperor.
1707 – The Acts of Union come into effect, uniting England and Scotland to form the Kingdom of Great Britain.
1840 – The Penny Black stamp, the world’s first adhesive postage stamp, is issued in the United Kingdom.
1851 – Queen Victoria opens the Great Exhibition in London, which showcases technological advancements and cultural artifacts from around the world.
1886 – Labor activists in the United States hold a nationwide strike to demand an eight-hour workday, which becomes known as the Haymarket affair.
1945 – Adolf Hitler and Eva Braun commit suicide in the Führerbunker in Berlin, Germany.
1960 – American pilot Francis Gary Powers is shot down over the Soviet Union while flying a U-2 spy plane.
1978 – Japan’s Naomi Uemura becomes the first person to reach the North Pole alone and unsupported.
1989 – Disney’s Hollywood Studios (formerly Disney-MGM Studios) opens at Walt Disney World Resort in Florida.
2011 – U.S. President Barack Obama announces that Osama bin Laden, the founder and leader of the terrorist group al-Qaeda, has been killed by U.S. forces in Pakistan.
