4 / 22 History Vault
Discover public domain milestones, art masterworks, and wisdom quotes. (13)
Famous Pioneer Born on 4/22
Born under Taurus (♉ Taurus), possessing unique vision and inspiration.
"We should consider every day lost on which we have not danced at least once."
—— Taurus Pioneer
The Persistence of Memory
The Persistence of Memory is a world-class museum collection item preserved at Museum of Modern Art (MoMA).
Salvador Dalí (Oil on canvas)
Historical Milestone of 4/22
On this day in history (4/22), significant global milestones and breakthroughs were recorded across science, culture, and human society.
Adam_Lanza Born
Adam Peter Lanza was an American mass murderer who perpetrated the Sandy Hook Elementary School shooting, one of the deadliest mass shootings in US history. On December 14, 2012, he fatally shot his mother, Nancy Lanza, at their home in Newtown, Connecticut, before driving to Sandy Hook Elementary School, where he killed 20 children aged six and seven, and six adult staff members. He then killed himself as law enforcement arrived at the school.
「Adam Peter Lanza was an American mass murderer who perpetrated the Sandy Hook Element...」
—— Adam_Lanza
Chandler_Stephenson Born
Chandler Stephenson is a Canadian professional ice hockey player who is a forward for the Seattle Kraken of the National Hockey League (NHL). He previously played for the Washington Capitals, who had drafted him in 2012, and the Vegas Golden Knights.
「Chandler Stephenson is a Canadian professional ice hockey player who is a forward for...」
—— Chandler_Stephenson
Grant_Fisher Born
Grant Jackson Fisher is an American middle- and long-distance runner who is the world record holder in the short track 3000 m and 5000 m. Fisher also holds American records in the 3000 m, short track two mile, and 10,000 m events. At the 2024 Paris Olympics, Fisher won bronze medals in the 5000 m and 10,000 m, becoming the first American to medal in both events at an Olympic Games.
「Grant Jackson Fisher is an American middle- and long-distance runner who is the world...」
—— Grant_Fisher
Flammable cargo exploded at a railway station in Ryongchon, North Korea, killing at least 54 people and injuring more than a thousand others.
The Ryongchŏn disaster was a train disaster that occurred on 22 April 2004 in the town of Ryongchŏn, North Korea, near the border with the People's Republic of China. At least 54 people were killed in the disaster.
Violet_McGraw Born
Violet Elizabeth McGraw is an American actress. Her acting debut was a recurring role in the 2016 television series Love as Nina, and her first feature film was 2018's Ready Player One. In 2019 she was nominated for an OFTA Television Award for Best Ensemble in a Motion Picture or Limited Series for The Haunting of Hill House. She is also known for her roles as a young Yelena Belova in the Marvel Studios superhero films Black Widow (2021) and Thunderbolts* (2025), and as Cady in the horror films M3GAN (2022) and M3GAN 2.0 (2025).
「Violet Elizabeth McGraw is an American actress. Her acting debut was a recurring role...」
—— Violet_McGraw
The Royal Canadian Mounted Police arrested two men who were plotting to commit terrorist attacks against Via Rail operations.
The Royal Canadian Mounted Police is the national police service of Canada. The RCMP is an agency of the Government of Canada; it also provides police services under contract to 11 provinces and territories, over 150 municipalities, and 600 Indigenous communities. The RCMP is commonly known as the Mounties in English.
The Paris Agreement, an international treaty on climate change, opened for signature and was signed by 175 parties.
The Paris Agreement is an international treaty on climate change that was signed in 2016. The treaty covers climate change mitigation, adaptation, and finance. The Paris Agreement was negotiated by 196 parties at the 2015 United Nations Climate Change Conference near Paris, France. As of January 2026, 194 members of the United Nations Framework Convention on Climate Change (UNFCCC) are parties to the agreement. Of the three UNFCCC member states which have not ratified the agreement, the only major emitter is Iran. The United States, the second largest emitter, withdrew from the agreement in 2020, rejoined in 2021, and withdrew again in 2026.
The Paris Agreement is signed, an agreement to help fight global warming.
The Paris Agreement is an international treaty on climate change that was signed in 2016. The treaty covers climate change mitigation, adaptation, and finance. The Paris Agreement was negotiated by 196 parties at the 2015 United Nations Climate Change Conference near Paris, France. As of January 2026, 194 members of the United Nations Framework Convention on Climate Change (UNFCCC) are parties to the agreement. Of the three UNFCCC member states which have not ratified the agreement, the only major emitter is Iran. The United States, the second largest emitter, withdrew from the agreement in 2020, rejoined in 2021, and withdrew again in 2026.
Paris_Agreement
A truck struck and killed four Victoria Police officers on the Eastern Freeway, Australia, the force's deadliest single incident.
On 22 April 2020, a truck driver under the influence of drugs, Mohinder Singh, crashed his truck into a private vehicle and two police cars on the Eastern Freeway in the suburb of Kew East, Australia, killing four police officers who were on routine highway patrol. Prior to the incident, the officers had pulled over driver Richard Pusey for speeding in his Porsche. After the truck hit the officers, Pusey filmed them for several minutes with vulgar commentary as they lay dying, before fleeing.
American climate activist Wynn Bruce set himself on fire outside the United States Supreme Court Building in an apparent protest against the climate crisis.
On April 22, 2022, climate activist Wynn Alan Bruce set himself on fire in the plaza of the United States Supreme Court Building in Washington, D.C. The fatal self-immolation, which took place on Earth Day, was characterized by Bruce's friends and his father as a protest against the climate crisis.
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