Answer:
Methodist and Presbyterian missionaries established settlements
Lewis and Clark explored and mapped the interior.
John Jacob Astor made one of the first settlements.
Explanation:
The Oregon Territory was initially an extension of land owned by America until February 14th, 1859 when it was officially recognised as the State of Oregon and part of the Union.
Therefore, the three events that the United States used as a claim to the Oregon Territory are
Methodist and Presbyterian missionaries established settlements
Lewis and Clark explored and mapped the interior.
John Jacob Astor made one of the first settlements.
It was the first Southern state to leave the Union and the first shots to start the Civil War was started in south carolina.
Hope this helps! :D
The compass, the astrolabe (instrument used to measure latitude), and the rudder <span>all helped European explorers on their quest to find Asia and get rich by by </span><span>buying spices there and selling them in Europe to get a profit.
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You should write a report on Google Docs( if you have Chrome) or Mircosoft Word ( if you have mac). Do the steps one by one. If they're is a rubric... follow it. May I ask what grade you are in?