Phone services have been restored but it will take weeks for a ship to repair breaks in the only cable connecting Tonga to the internet.
US Vice President Kamala Harris wants rules to safeguard assets in space though few cover the most vital comms assets on the planet.
The Russian military operates ships equipped with submersibles and remotely operated drones that pose a threat to transatlantic communications.
A ship with sensors and drones designed to protect undersea cables will be built for Britain’s Royal Navy.
Photons are very fast, but our planet is pretty big.