What is historically significant about this 1879 speech by Chief Joseph?
O It is a detailed description of the conflict between the non-native settlers and the Native Americans.
O It is a direct and eloquent plea delivered in Washington for the equal treatment of all Native Americans.
It is a subtle and polite attempt to make peace with those who work for the government.
O It is an adamant demand of requirements issued by the Native Americans to the non-native settlers.