4 / 21 History Vault
Discover public domain milestones, art masterworks, and wisdom quotes. (13)
Famous Pioneer Born on 4/21
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
Water Lilies
Water Lilies is a world-class museum collection item preserved at Musée de l'Orangerie.
Claude Monet (Oil on canvas)
Historical Milestone of 4/21
On this day in history (4/21), significant global milestones and breakthroughs were recorded across science, culture, and human society.
In response to a dispute over wheat production quotas, Leonard Casley declared his 75 km2 (29 sq mi) farm in Western Australia to be an independent country as the Hutt River Province.
Western Australia is the westernmost state of Australia. It is bounded by the Indian Ocean to the north and west, the Southern Ocean to the south, the Northern Territory to the north-east, and South Australia to the south-east. Western Australia is Australia's largest state, with a land area of 2,527,013 square kilometres (975,685 sq mi), and is also the second-largest subdivision of any country on Earth.
South Vietnamese president Nguyễn Văn Thiệu resigned on hearing of the fall of Xuân Lộc, the last battle of the Vietnam War.
The Republic of Vietnam, commonly known as South Vietnam, was a country in Southeast Asia that existed from 1955 to 1975. It first garnered recognition in 1949 as the associated State of Vietnam within the French Union, with its capital at Saigon. Since 1950, it was a member of the Western Bloc during the Cold War. Following the 1954 partition of Vietnam, it became known as South Vietnam and was established as a republic in 1955. Although South Vietnam failed to gain admission into the United Nations as a result of a Soviet veto in 1957, its sovereignty was recognized by 95 countries as of January 1975. It was succeeded by the communist-controlled Republic of South Vietnam in 1975. In 1976, North Vietnam and the Republic of South Vietnam merged to form the Socialist Republic of Vietnam.
The Supreme Court in La Paz, Bolivia, sentences former dictator Luis García Meza to 30 years in jail without parole for murder, theft, fraud and violating the constitution.
La Paz, officially Nuestra Señora de La Paz is the seat of government of Bolivia. With 755,732 residents as of 2024, it is the third-most populous city in Bolivia. Its metropolitan area, which includes the neighboring city of El Alto, and other smaller towns, is the second most populous urban area in Bolivia, with a population of 2.2 million, after Santa Cruz de la Sierra with a population of 2.3 million. The city is also the capital of the department of the same name.
La_Paz
Choi_Hyun-suk Born
Choi Hyun-suk is a South Korean rapper, singer and dancer under YG Entertainment. As a member of boy band Treasure, Choi debuted on August 7, 2020, with the single album entitled The First Step: Chapter One. He is also known for his television appearance as a contestant on Mix Nine (2017–2018).
「Choi Hyun-suk is a South Korean rapper, singer and dancer under YG Entertainment. As ...」
—— Choi_Hyun-suk
Xavi_Simons Born
Xavi Quentin Shay Simons is a Dutch professional footballer who plays as an attacking midfielder or winger for Premier League club Tottenham Hotspur and the Netherlands national team.
「Xavi Quentin Shay Simons is a Dutch professional footballer who plays as an attacking...」
—— Xavi_Simons
Princess_Isabella_of_Denmark Born
Princess Isabella of Denmark, Countess of Monpezat, is a member of the Danish royal family. She is the second child and elder daughter of King Frederik X and Queen Mary.
「Princess Isabella of Denmark, Countess of Monpezat, is a member of the Danish royal f...」
—— Princess_Isabella_of_Denmark
Hyein Born
Lee Hye-in, known mononymously as Hyein, is a South Korean singer and former child model. She began her musical career at nine years old as a member of the South Korean children's groups U.sso Girl and Play with Me Club. She later debuted as a member of South Korean girl group NewJeans, formed by ADOR in July 2022.
「Lee Hye-in, known mononymously as Hyein, is a South Korean singer and former child mo...」
—— Hyein
Ukraine and Russia signed the Kharkiv Pact, extending the Russian lease on naval facilities in Crimea.
The Agreement between Ukraine and Russia on the Black Sea Fleet in Ukraine, widely referred to as the Kharkiv Pact or Kharkov Accords, was a treaty between Ukraine and Russia whereby the Russian lease on naval facilities in Crimea was extended beyond 2017 until 2042, with an additional five-year renewal option in exchange for a multiyear discounted contract to provide Ukraine with Russian natural gas.
The city of Flint, Michigan, U.S., changed its water source to the Flint River, which exposed residents to lead poisoning.a
Flint is a city in and the county seat of Genesee County, Michigan, United States. The city's population was 81,252 at the 2020 census, and was estimated to be 79,735 in 2024, making it the largest city in Genesee County and the 12th-most populous city in Michigan. Located along the Flint River 66 miles (106 km) northwest of Detroit, it is a principal city within the Central Michigan region. The Flint metropolitan area is located entirely within Genesee County and is the fourth-largest metro area in Michigan, with a population of 406,892 in the 2020 census.
The Indonesian Navy submarine Nanggala imploded and sank in the Bali Sea, resulting in the deaths of all 53 people on board.
The Indonesian Navy is the naval branch of the Indonesian National Armed Forces. It was founded on 10 September 1945 and has a role to patrol Indonesia's lengthy coastline, to enforce and patrol the territorial waters and Exclusive Economic Zone (EEZ) of Indonesia, to protect Indonesia's maritime strategic interests, to protect the islands surrounding Indonesia, and to defend against seaborne threats.
Create Your Personal Birthday History Card
Designed for Threads and Instagram. Share your birthday historical milestones in one click!