List of 1880 Major News Events in History, Most Important Historical Events in 1880
| Date | Event |
|---|---|
| January 27, 1880 | Thomas Edison receives a patent for his incandescent lamp. |
| February 13, 1880 | Thomas Edison observes Thermionic emission. |
| May 11, 1880 | Seven people are killed in the Mussel Slough Tragedy, a gun battle in California. |
| June 7, 1880 | War of the Pacific: The Battle of Arica, the assault and capture of Morro de Arica (Arica Cape), ends the Campaña del Desierto (Desert Campaign). |
| June 24, 1880 | First performance of O Canada at the Congrès national des Canadiens-Français. The song would later become the national anthem of Canada. |
| June 28, 1880 | Australian bushranger Ned Kelly is captured at Glenrowan. |
| June 29, 1880 | France annexes Tahiti, renaming the independent Kingdom of Tahiti as "Etablissements de français de l'Océanie". |
| July 27, 1880 | Second Anglo-Afghan War: Battle of Maiwand: Afghan forces led by Mohammad Ayub Khan defeat the British Army in battle near Maiwand, Afghanistan. |
| August 14, 1880 | Construction of Cologne Cathedral, the most famous landmark in Cologne, Germany, is completed. |
| September 1, 1880 | The army of Mohammad Ayub Khan is routed by the British at the Battle of Kandahar, ending the Second Anglo-Afghan War. |
| September 13, 1880 | The Basuto Gun War breaks out after the Basuto launch a rebellion against the Cape Colony. |
| September 16, 1880 | The Cornell Daily Sun prints its first issue in Ithaca, New York. |
| November 11, 1880 | Australian bushranger Ned Kelly is hanged at Melbourne Gaol. |
| December 16, 1880 | Outbreak of the First Boer War between the Boer South African Republic and the British Empire. |