This is FALSE. They did not have to memorize this. I don't know where people are getting that they did, BUT THEY DID NOT!!!!
Answer:
<u><em>C</em></u>
Explanation:
The admins at brainly deleted my answer so im doing it again and I can confirm that the answer Is <u><em>C </em></u>you have to trust It is <u><em>C</em></u>
One of the main things that the United States <span>learned during the space race was that Russia was a very formidable opponent, and that it was extremely expensive and time-consuming to send things into space--especially humans. </span>
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.