The group of people who named Jupiter is called the Ancient Romans
Ancient Greeks
An Ensemble This actually depends upon how many people you have, and what kind of instruments they are playing. A large group playing traditional European instruments is called an orchestra. A smaller group playing traditional European instruments is called an ensemble. A group playing more modern music is called a band.
Ancient Hebrew tribe or group of people who were zealous, that is fanatical or uncompromising.
The Basque people of Spain are believed to be descended from the ancient Iberians. The Basque language is the only European language that is pre-Indo-European. Many Basques believe they are, therefore, remnants of the pre-Indo European population. Point of origin is estimated to be between the Iberian peninsula and France.
There is no specific collective noun for a group of ancient people, in which case a noun suitable for the context of the situation is used; for example a study of ancient people, a settlement of ancient people, a remainder of ancient people, etc.
The Celts were a group of ancient peoples who inhabited parts of Europe from the Bronze Age to the Roman era. Gauls were a specific Celtic group that lived in the region that is now modern-day France. Both groups were known for their distinctive culture, language, and art.
== == A group of rooks is called a building, clamor, or storytelling. By the way, a rook is a European crow.
the ancient Celts
chorus
A group of Latin nouns are called declensions. Latin was the language of ancient Rome.
They are called the European Union. But not all countries that are in the European Union use Euros. And there are some countries who are not in the European Union who use Euros.