मनटानायाव गिबि फालांगि खुन्थियाखौ 1807 माइथायाव बिगहर्ननि खुगायाव मोनसे फालांगियारि हानजाजों गायसनदोंमोन जायखौ मेनुयेल लिसाया सेन्ट लयसनिफ्राय मिसौरिसिम दैदेनदोंमोन।
The first trading post in Montana was established at the mouth of the Bighorn in 1807 by a trading expedition that Manuel Lisa led up the Missouri from St. Louis.