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There have been many technological improvements that came as result of the space race. Satellites are a technological improvement that came as a result.
New Railroad lines :)
You could be thinking of the railroad.
these
The railroad.
The Trans-Continental Railroad
communication satellis
barbed wire light bulb transcontinental railroad
transcontinental railroad , gold and silver , land opportunities , technological advancments , and more .
There were actually a great many many attempts to bring about an improvement in Rome over the 1,200 years of her history
because it have a big but
standard gauge, Bessemer furnace, refrigerated railroad cars