From the History Channel at history.com:
Aug 5, 1858:
First transatlantic telegraph cable completed
After several unsuccessful attempts, the first telegraph line across the Atlantic Ocean is completed, a feat accomplished largely through the efforts of American merchant Cyrus West Field.
Ponder this for a minute. We now have wired (and wireless) connections accessible in every conceivable corner and crevasse of this our mothership we call Earth. Wow! What does that mean for our future? What will the next 150 years bring? It boggles the mind they were able to do this that long ago… and what will those after us say about our technological advances? We live in incredible times!