Small parties of trappers and traders entered the interior, and, though the federal government provided little money to the region, army officers would occasionally explore on their own.
罠猟師や交易業者の小さな隊が内陸に入り、連邦政府はこの地域にほとんど投資をしなかったが、軍の士官達が時として独自に探検を行った。