It is containment. .........................................
The Cheyenne were intermediaries in the commerce of horses between the tribal groups of the southern Plains and those of the north-central Plains.
Trade between tribes like Cheyenne of the Plains frequently consisted of exchanging hunting-related goods for agricultural goods like corn and squash. After the seventeenth century, European and American commodities including horses, weapons, and other metal goods were incorporated into the preexisting Plains commerce system. The Assiniboin, Hidatsa, Mandan, Arikara, and later some eastern Sioux groups mediated the trade of guns and other items like bedding, beads, fabric, and kettles that came from the British and French for pelts and buffalo robes from clusters to the west.
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You can consider it to be Isolated. The doctrine was about preventing anyone from Europe from participating in political activities in the new land, and it was proclaimed that any European force that tried to control or colonize countries in the new land would be considered to be unfriendly to the US and the US would help the countries under attack.
Answer:
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Explanation:
France under the Ancien Régime (before the French Revolution) divided society into three estates: the First Estate (clergy); the Second Estate (nobility); and the Third Estate (commoners).