Because many Americans feared that they could be spies sent from japan.
<span>provoked by a treaty-violating ultimatum to surrender their sacred Black Hills (Paha Sapa), where an expedition under Custer discovered gold in 1874. In June 1876, driven by converging army columns, a unique concentration of Sioux and Cheyenne/Arapaho in southern Montana first repulsed a 1, 000-man column under Crook at the Rosebud and then destroyed Custer's command at Little Bighorn. </span>
It changed the world. It led to the Russian Revolution, the collapse of the German Empire and the collapse of the Hapsburg Monarchy, and it led to the restructuring of the political order in Europe and in other parts of the world, particularly in the Middle East.
I think B or c.
tho not sure but A and B are eliminated
Originally it referred to only white men, but today it includes all people and races
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(jacemorris04)