Question

The initial cause of the retreat was
The US government wanted the Nez Perce to disband
The US government wanted the Nez Perce to remain in the Wallowa Valley
The US government demanded the Nez Perce move to the Lapwai reservation
The US government forced the Nez Perce to sell their land

Answer 1

The United States' government wanted the Nez Perce to remain in the Wallowa Valley, which was a probable cause of the retreat.

What happened to the Nez Perce?

The event which led to the war of Nez Perce and retreat to take place was because the US government had asked the Nez Perce to stay grounded in the Wallowa Valley.

Hence, option A holds true regarding the Nez Perce.

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