The first submarine transatlantic telephone cable system is used.
Tag: 25 September
25 September, 275
The Roman Senate proclaims Marcus Claudius Tacitus Emperor after Aurelian is assassinated.
25 September 1066
The Battle of Stamford Bridge marks the end of the Viking invasion of England.
25 September 275
Following the assassination of Aurelian, the Senate in Rome proclaims Marcus Claudius Tacitus as Emperor.