Complex sentence: Following the 1768 treaty, British explorers, surveyors, and settlers began pouring into the region Letter to the Earl of Dartmouth, (Johnson Hall, Sept.22,1773), Johnson, Sir William in: Docs.
Split into simpler sentences: Following the 1768 treaty, British explorers, surveyors, and settlers began pouring into the region. Sir Johnson Letter to the Earl of Dartmouth, (Johnson Hall, Sept.22,1773), Johnson, Sir William in: Docs.