Wikislippy:Selected anniversaries/June 20
From Wikislippy
- June 20:
- 1837 – Queen Victoria succeeds to the British throne.
- 1840 – Samuel Morse receives the patent for the telegraph.
- 1877 – Alexander Graham Bell installs the world's first commercial telephone service in Hamilton, Ontario, Canada.
- 1991 – The German parliament decides to move the capital from Bonn back to Berlin.