Complex sentence: This trip, and later ones, took Henday across much of the prairies of what is now Saskatchewan and Alberta and although his journal cannot always be put in a modern context, it is evident that he brought much trade to York Factory.
Split into simpler sentences: This trip, and later ones, took Henday across much of the prairies of what is now Saskatchewan and Alberta. Although his journal cannot always be put in a modern context, it is evident he brought much trade to York Factory.