what year were the celts around
The Ancient Celts. From around 750 BC to 12 BC, the Celts were the most powerful people in central and northern Europe. There were many groups (tribes) of Celts. Their civilization flourished across a wide area, from the British Isles to the borders of the Ukraine.he Celts arrived in Britain about the year 500 BC. They were farmers and lived in small village groups in the centre of their arable fields. These groups slowly collected together into larger tribes, living in their own special regions. Each tribe was ruled by a king or queen.