1234
Calendar year
2 min read
Why this is trending
Interest in “1234” spiked on Wikipedia on 2026-02-26.
Categorised under History, this article fits a familiar pattern. History articles often trend on anniversaries of notable events, when historical parallels are drawn in the news, or following popular media portrayals.
At GlyphSignal we surface these trending signals every day—transforming Wikipedia’s vast pageview data into actionable insights about global curiosity.
2026-01-28Peak: 872026-02-26
30-day total: 1,662
Key Takeaways
- Year 1234 ( MCCXXXIV ) was a common year starting on Sunday (full calendar displayed in the link) of the Julian calendar.
- His rival, Eric XI ("the Lisp and Lame"), returns as ruler of Sweden (possibly after a civil war between the two of them).
- King Andrew II of Hungary proclaims his son, Coloman of Galicia, as ruler (or ban ) of Bosnia, who passes it on to Prijezda, a cousin of Matej Ninoslav, despite Matej being the legitimate ruler.
- Mongol Empire February 9 – Mongol conquest of the Jin dynasty: The Mongol army led by Ögedei Khan captures the Jin capital at Caizhou, after the two-month Siege of Caizhou).
- After the Mongol and Song forces have breached the city walls, Aizong tries to escape, but commits suicide to avoid being captured.
Year 1234 (MCCXXXIV) was a common year starting on Sunday (full calendar displayed in the link) of the Julian calendar.
Events
By place
Europe
- King Canute II of Sweden ("the Tall") dies after a five-year reign. His rival, Eric XI ("the Lisp and Lame"), returns as ruler of Sweden (possibly after a civil war between the two of them). It is also possible that Canute dies of natural causes, and Eric peacefully then returns as king.
- King Andrew II of Hungary proclaims his son, Coloman of Galicia, as ruler (or ban) of Bosnia, who passes it on to Prijezda, a cousin of Matej Ninoslav, despite Matej being the legitimate ruler.
- Reconquista – King Sancho II of Portugal conquers the cities of Aljustrel and Mértola from the Moors.
Mongol Empire
- February 9 – Mongol conquest of the Jin dynasty: The Mongol army led by Ögedei Khan captures the Jin capital at Caizhou, after the two-month Siege of Caizhou). Emperor Aizong of Jin abdicates the throne to Wanyan Chenglin, a descendant of the Jin imperial clan. After the Mongol and Song forces have breached the city walls, Aizong tries to escape, but commits suicide to avoid being captured. This marks the end of the Jin dynasty (1115–1234) ('Great Jin') in China.
Africa
- The Manden region rises against the Kaniaga Kingdom. This is the beginning of a process that will lead to the rise of the Mali Empire.
By topic
Religion
- November – Pope Gregory IX proclaims war on the city of Rome after a local revolt forces him into exile. He issues the papal bull Rachel suum videns, calling for a new crusade to the Holy Land.
- Lund Cathedral in Sweden is heavily damaged in a catastro
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