ᎭᏫᎾᏗᏢ ᎯᎠ ᎢᎬᏱ 19th sqohitsuqui tsudetiyvdi, ᎯᎠ ᎦᎸᎳᏗᏢ ᎤᏪᏴ ᎭᏫᎾᏗᏢ ᏩᏲᎻ ᏥᏄᏍᏛᎩ ᎢᎦᏛ ᎯᎠ disputed Oregon ᏙᏱᏗᏢ ᎦᏚᎲ. ᎾᏍᎩ ᏥᏄᏍᏛᎩ explored ᎾᎥᎢ ᏗᏌᏛᏍᎩ ᏂᏛᎴᏅᏓ ᎯᎠ Hudson ᎤᏤᎵ ᎥᏓᎵ ᎤᎾᏓᏡᎩ ᎭᏫᎾᏗᏢ 1819. ᎭᏫᎾᏗᏢ 1825, ᎯᎠ ᏴᏩᏁᎬ William Ashley ᎠᎴ ᎤᎾᏓᏟᏌᎲ ᏴᏩᏁᎬ ᏗᎦᏣᏄᎶ ᎤᎾᏣ floated ᎡᎳᏗ ᎯᎠ ᎤᏪᏴ ᏂᏛᎴᏅᏓ ᎤᏴᏢ ᎯᎠ Uintah ᏙᏓᎸ ᎯᎠ ᎠᎰᎵ ᎯᎠ ᎤᏁᎬ ᎤᏪᏴ. ᎯᎠ ᎤᎨᏓᎵᏴ ᎯᎠ ᎤᏪᏴ ᎠᏓᏁᏟᏴᏍᏗ kanquotsegi ᎬᏔᏅᎯ ᏥᏄᏍᏗ ᎪᎳ ᎦᏙᎯ ᎾᏍᎩᎾᎢ ᏴᏩᏁᎬ ᏗᏌᏛᏍᎩ ᎭᏫᎾᏗᏢ ᎯᎠ ᏐᎢ ᎯᏍᎩ, ᎬᏙᏗ ᎦᏁᏟᏴᏍᏗ ᎨᏛᎢ ᎪᏢᏅ ᎾᎾᎢ ᎯᎠ ᎠᎰᎵ ᎯᎠ ᎤᏁᎬ ᎾᎥᏂᎨ Whiterocks, ᏳᏔ, ᎠᎴ ᎭᏫᎾᏗᏢ ᏬᏗᎨ ᎠᏣᏪᏐᎸᏍᏙᏗ, ᏳᏔ.