3 articles
Telegraphy in France
Telegraphy in France began with the Chappe optical semaphore network of the 1790s, which was replaced between 1845 and 1855 by a state-built electric telegraph network that grew nationwide.
Telegraphy in Germany
Telegraphy in Germany developed from a Prussian optical signaling line of the 1830s into a state-run electric network that by 1883 handled over 16.7 million telegrams a year.
Telegraphy in the United Kingdom
Telegraphy in the United Kingdom began in 1837, when Cooke and Wheatstone's electric telegraph served the Euston–Camden Town railway, and was nationalized under the Post Office in 1870.