no
nothing
Julius Caesar was the one who led the Romans into what is now France.
The Romans are the inhabitants of the city of Rome. Rome still exist and it is now the capital of Italy. Therefore, the Romans still exist, but they are totally different from the ancient Romans.
Romans called the place that is now France "Gallia" (Gaul in English, Gaule in French).
I guess that what you know about the Romansdependson how much homework you do.
roads
The words used in the Latin language were the words spoken by the ancient Romans and some of those words now have roots in the English language.
When the Romans invaded the area that is now called turkey they captured the strategic city of byzantium and renamed it
Lead water pipes.
The 'you k', or more properly, the UK, didn't exist as a pilitical entity in Roman times. The Romans called it Britannia. They lived in most of what is now England, parts of what is now Wales, and briefly in the southern part of what is now Scotland.
In todays modern notation of Roman numerals it is now MCMXLVII but the ancient Romans probably wrote it out quite differently.
Southwestern part of what is now Italy, near Rome.