Complex sentence: They comprised the majority of the population throughout the region's history, up until the present day, however in the early 1800s the area came to be dominated by the powerful Griqua people, who gave the region its name.
Split into simpler sentences: They comprised the majority of the population throughout the region's history, up until the present day. However in the early 1800s the area came to be dominated by the powerful Griqua people, who gave the region its name.