
On October 18, 1867, Russia formally transferred Alaska to the United States at a ceremony in Sitka. The purchase, negotiated for $7.2 million, changed the balance of territory around the North Pacific and ended Russia’s colonial administration in North America. Russia wanted to sell a distant possession that was expensive to defend, while American leaders saw opportunities for trade and expansion. Alaska later became important for its fisheries, mineral resources, oil, and strategic location. For Alaska Native peoples, however, the transfer brought a new government without their consent and did not resolve their claims to ancestral lands.
Don't miss our top stories and need-to-know news everyday in your inbox.
The Alaska transfer stands out among October 18’s territorial milestones, but the date’s wider history reaches back centuries. The events below follow that longer story chronologically.
Acting on orders from the Fatimid caliph al-Hakim, workers destroyed much of the Church of the Holy Sepulchre in Jerusalem, traditionally identified as the site of Jesus’s crucifixion and burial. The destruction shocked Christian communities beyond the region. Reconstruction followed later in the eleventh century, but memories of the attack contributed to religious tensions surrounding access to Jerusalem. It was part of the background to the Crusades, not their sole cause.
France’s King Louis XIV signed the Edict of Fontainebleau, revoking the protections granted to French Protestants, known as Huguenots, under the 1598 Edict of Nantes. Protestant worship was prohibited, churches were demolished, and pressure to convert intensified.
Despite restrictions on emigration, many Huguenots escaped to places including the Dutch Republic, England, Brandenburg-Prussia, and southern Africa. Their departure carried skills, businesses, and cultural traditions across borders, while weakening religious coexistence within France.
During the Second Opium War, British troops began the systematic burning of the imperial garden complex known as Yuanmingyuan, or the Old Summer Palace. British and French forces had already looted the site.
Lord Elgin, Britain’s representative, ordered the destruction in retaliation for the imprisonment, torture, and deaths of members of an allied delegation. The burning destroyed buildings, libraries, and artworks. It became an enduring symbol in China of the damage inflicted during foreign military intervention in the nineteenth century.
The ceremony at Sitka put the Alaska purchase into effect, following the treaty signed earlier that year. Russian troops lowered their flag, and American forces raised the United States flag.
Commercial hopes helped drive the purchase, though Alaska’s later economic importance was not fully understood in 1867. The territory became the forty-ninth U.S. state in 1959. Its acquisition also began a new phase in the legal and political relationships between Alaska Native communities and the federal government.
Representatives of 44 states concluded a major international conference in the Netherlands, producing agreements on warfare, neutrality, and peaceful dispute settlement. These included rules concerning military occupation and the treatment of people and property during war.
The agreements did not prevent the First World War. Nevertheless, the Hague rules became an important foundation of international humanitarian law, alongside the Geneva Conventions.
A group of manufacturers established the British Broadcasting Company to develop radio broadcasting in Britain. Regular broadcasts began the following month.
Radio soon allowed news, music, drama, and public announcements to reach large audiences at the same time. In 1927, the company was replaced by the publicly chartered British Broadcasting Corporation. The BBC’s development helped shape the idea of broadcasting as a public service as well as a form of entertainment.
The Soviet spacecraft Venera 4 entered Venus’s atmosphere and transmitted direct measurements of its composition, temperature, and pressure. Its findings showed an atmosphere dominated by carbon dioxide and conditions far harsher than those on Earth.
The probe stopped transmitting before reaching the surface. Even so, it achieved the first successful direct atmospheric measurements from another planet and helped establish how different Venus was from earlier expectations.
At the Mexico City Olympics, American athlete Bob Beamon jumped 8.90 meters, exceeding the existing world record by 55 centimeters. The performance combined exceptional execution with favorable conditions, including high altitude and a legal following wind.
His world record lasted until Mike Powell surpassed it in 1991. Beamon’s jump remains a landmark example of an athlete moving a sport’s statistical limits far beyond contemporary expectations.
Facing growing demonstrations, public dissatisfaction, and the departure of thousands of East Germans through other countries, Erich Honecker was replaced as leader of East Germany’s ruling Socialist Unity Party.
His successor, Egon Krenz, could not stabilize the government. The Berlin Wall opened on November 9, and German reunification followed in 1990. Honecker’s removal marked a major stage in the rapid collapse of communist governments across Eastern Europe.
Canada’s fifteenth prime minister served from 1968 to 1979 and again from 1980 to 1984. His governments advanced official bilingualism and oversaw the 1982 patriation of Canada’s Constitution, including the Canadian Charter of Rights and Freedoms. His centralizing approach to federalism and use of emergency powers during the 1970 October Crisis remain important subjects of historical debate.
With songs such as “Johnny B. Goode” and “Maybellene,” Berry helped define early rock and roll. His guitar playing, storytelling, and energetic performances influenced generations of musicians across national and musical boundaries.
Born in Czechoslovakia, Navratilova became one of tennis’s most accomplished players, winning 18 major singles titles and numerous doubles championships. Her attacking style and emphasis on fitness helped change women’s professional tennis. She also became a prominent advocate for equality and LGBTQ rights.
The English mathematician designed mechanical calculating machines, including the proposed Analytical Engine. Although it was never completed during his lifetime, its design anticipated important features of programmable computers.
Edison’s work helped bring recorded sound, practical electric lighting systems, and motion-picture technology into everyday life. His laboratories also advanced organized industrial research, drawing on the work of teams of inventors and technicians.
The Spanish philosopher and essayist examined the relationship between individuals, society, and mass politics. His writings, including The Revolt of the Masses, became influential in twentieth-century intellectual debate.
October 18 brings together changes in borders, struggles over belief, scientific discovery, and achievements in culture and sport.