Queen Victoria gives Royal Assent to the British North America Act (1867), and Seven countries join NATO as full members (2004). Born on this day: John Tyler, John Major and Nana Addo Dankwa Akufo-Addo. Died: Alexey A. Abrikosov, Georges Seurat and Robert Falcon Scott.
29 events, 75 births and 61 deaths on this date.
Victoria signed off the law that created the Dominion of Canada, uniting several British colonies into one federation. It took effect on 1 July that year, though the Act itself was passed in London.
Alexander Bassano · Public domainBulgaria, Estonia, Latvia, Lithuania, Romania, Slovakia and Slovenia became full NATO members in one step, the alliance's largest enlargement yet. For Bulgaria, it marked a break from decades of Soviet-aligned policy and a firm place in Western security structures.
Queen Elizabeth II signed off the Canada Act, cutting Canada's last legal ties to Westminster. The change, called patriation, meant Canada could amend its own constitution without British approval.
Mariner 10 swept past Mercury, the first spacecraft ever to visit the planet closest to the Sun. Its cameras sent back the first close images of its cratered surface, and it also found a weak magnetic field.
With Communism gone, Czechoslovakia's lawmakers could not agree how to rename their state, and the dispute over a hyphen soon became known as the Hyphen War. The quarrel reflected the growing tension between Czech and Slovak politicians ahead of the federation's eventual split.
Born into a prominent Virginia slaveholding family, Tyler became a staunch defender of states' rights. He succeeded William Henry Harrison in 1841 when Harrison died 31 days into his term, leaving him estranged from both main parties.
George Peter Alexander Healy · Public domain
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Tyler, a Virginian lawyer and politician, became the 10th president of the United States in 1841 after William Henry Harrison died just a month into his term. He was the first vice president to take over the office this way, and his break with both major parties left him largely isolated in Washington.
George Peter Alexander Healy · Public domain
Major rose from an insurance clerk's job with no university degree to become Prime Minister in 1990, serving until 1997. He is remembered for a more conciliatory style than Margaret Thatcher's and for steering Britain through the Maastricht Treaty and Black Wednesday.
Sharon Farmer · Public domain
Ghanaian lawyer and politician who served as Ghana's president from 2017 to 2025, after losing two earlier presidential bids. He is remembered for winning the 2016 election, the first time an opposition candidate unseated an incumbent in Ghana.
DFID - UK Department for International Development Graham Carlow · CC BY 2.0
Russian-American theoretical physicist whose work on superconductors and superfluids earned him a share of the 2003 Nobel Prize in Physics. His theories explained how certain materials behave at extremely low temperatures.
AA_Abrikosov_and_VL_Ginzburg_ANL.jpg : ANL.gov derivative work: Materialscientist · Public domain
Georges Seurat was a French painter who built his canvases from tiny dots of pure colour, a method called pointillism. His large work A Sunday Afternoon on the Island of La Grande Jatte reshaped modern art and launched Neo-Impressionism.
Unidentified photographer · Public domain
Scott, a Royal Navy officer, led two Antarctic expeditions and reached the South Pole in January 1912, only to die on the return journey with his companions. Their bodies and diaries were found months later, and he became a national hero.
Henry Maull (1829–1914) and John Fox (1832–1907) · Public domain
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