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The answer depends on earlier than WHAT? Earlier than the nineteenth century? Earlier than 6 BC? Earlier than 5,000,000 BC? In the last case, the answer is NONE!
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∙ 8y ago
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Did the romans invent military subscription?
I guess you mean conscription. No, the Romans did not invent it. It had been used by other ancient civilisations earlier.
Did Romans invent barths?
No. Baths already existed in earlier ancient civilisations.
When did Romans invent the dome?
Romans did not invent the dome. It is not known when the first dome was created but it can be traced back to prehistoric times.
Did the Romans invent street cleaners?
It is not known Other earlier urban civilisations must have had arrangements for keeping the streets clean.
Why did the Romans invent the microscope?
The Romans didn't invent the microscope
What had the Romans invent?
The Romans invented concrete.
When where crossbows invented?
Some time in the medieval times or earlier, maybe by the Greeks or Romans.
Whet did the Romans invent?
The Romans invented concrete.
Did Romans invent mancala?
No.
Did Romans invent time?
No.
Did the Romans invent electronics?
No.
Did Romans invent corn?
No.
