Victories in the NW Territory by this brother of an explorer forced Britain to surrender the area in 1783
[DOC] [TLE] Ohio Time Line Chronological Timetable of Events - Worldatlas.com [PAR] (1670) French explorer, Rene-Robert Cavelier, discovered Ohio region, claimed 
for ... (1783) Treaty of Paris ended Revolutionary War; England ceded all lands in 
Ohio ... (1800)