1792 मायथायाव केप्तेन रबार्ट ग्रेया , कलम्बियाव गावनि जाहाजनि मुं होनाय दैमाखौ नागिरना दिहुनदोंमोन आरो बे ओनसोलखौ आमेरिकानि थाखाय दाबिदोंमोन ।
In 1792 Capt Robert Gray in the Columbia discovered the river named after his ship and claimed the area for the U S .