The primary group that was instrumental in strengthening and saving American claims to Oregon were <u>American missionaries to the Indians.</u>
<u>Explanation:</u>
The Oregon evangelists were pioneers who settled in the Oregon Country of North America beginning during the 1830s committed to carrying Christianity to nearby Native Americans. In 1834 Jason Lee and four partners joined the Wyeth Expedition and set out toward the Northwest.
Lee chose a site in the Willamette Valley, and a strategic built up near present-day Salem, Oregon. The Wyeth-Lee gathering was the primary gathering to venture to every part of the whole course of what was to turn into the Oregon Trail. They additionally gave care and supplies to wagon parties going along the Oregon Trail.
USAR (Urban Search And Rescue) is an organization who is dedicated to the location, extraction from dangerous sites and subsequent stabilization of people who have been in the site of a building collapse.
This organization helped victims during the Oklahoma City bombing of 1995 and also made great efforts during the terrorist attacks of September 11th, 2001. Among these efforts were bringing relatives of the victims of the Oklahoma City bombing to New York City in order to provide grief counseling after the terrorist attacks of 09/11/2011.
A small direct democracy. I hope this helps.
Coal miner because I need to ask a question real quick