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Around 500 BC is when the first letters are believed to have been sent, mainly to the Persian Queen Atossa.
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In Medieval times, you would have a servant deliver a letter or hire someone to do it. This took an average of a few weeks to months. This was made easier with the prior invention of the printing press. -
The Telegraph was a big step up, being able to send Morse code around a mile but was limited by lack of understanding. -
Patented by Alexander Graham Bell in 1876, it was a big improvement from the telegraph,now being able to send messages up to eight miles. -
The radio was invented in the 1890s by Guglielmo Marconi but wasnt Nikola Tesla demonstrated a wireless version in 1893. -
The first television broadcast was in 1939, people now being able to see who is talking -
The Internet revolutionized communication, people being able to send near instant messages across countries. -
Facetime further progressed communication, being able to see the person you're talking to