Which of these contributed most directly to the Sand Creek Massacre? 1)

the Pike's Peak Gold Rush

2)

the General Allotment Act

3)

the Battle of Little Bighorn

4)

the Mexican-American War

The Pikes Peak Gold Rush

Explanation: Same question got it right

- three-quarters or two-thirds..

- "the constitution provides that an amendment may be proposed either by the congress with a two-thirds majority vote in both the house of representatives and the senate or by a constitutional convention called for by two-thirds of the state legislatures."

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