Complex sentence: Oral histories and archaeological evidence has been used to build up a picture of the impact of Maori during their 800 year presence and when European settlers began arriving in the 19th century they wrote about the country and the ongoing changes.
Split into simpler sentences: Oral histories and archaeological evidence has been used to build up a picture of the impact of Maori during their 800 year presence. When European settlers began arriving in the 19th century they wrote about the country and the ongoing changes.