LONG Distance communications are enabled by WAN (Wide Area Networks) links provided by Many authorised Telecom Companies in & betweenCountries and between Continents (Under Sea Cables).
WAN links by Telecom operators provides different sort of technologies (such as Dedicated links, internet Connections, VPN Connections, MPLS Network etc.) to help Computers communicate over long distances.
aids
so people could communicate over long distances
Whales communicate over long distances using low-frequency sounds that can travel through water for hundreds of miles. They produce these sounds through vocalizations such as clicks, whistles, and songs, allowing them to communicate with other whales even when they are far apart.
The telephone IS a long distance communication device.
telegraph
People could communicate quickly over long distances.
People could communicate quickly over long distances.
People could communicate quickly over long distances.
People could communicate quickly over long distances.
Blue Whales communicate when they are in long distances and they want to navigate, detect food and predators attract, mates and maintain social blond,
people could communicate more quickly over long distances.
By 1903, the telegraph had been invented, so that was the fastest method of communicating over long distances.