Who embarked on a tour of the Washington Territory to meet with native leaders and negotiate treaties concerning where natives could live and where pioneers could settle? James K. Polk

Sarah Winnemucca

Isaac Stevens

John Tyler

Explanation:

James K. Polk

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for the united states of america, 1945 to 1964 was a time of high economic growth and general prosperity. it was also a time of confrontation as the capitalist united states and its allies politically opposed the soviet union and other communist countries; the cold war had begun.

explanation:

the  wilmot proviso  was designed to eliminate  slavery  within the  landacquired as a result of the mexican war (1846-48). fearing the addition of a pro-slave territory, pennsylvania congressman david  wilmot proposedhis amendment to the bill.