They saw the treaties broken, the thieving agents, the trespassing settlers, the outrages that goaded the deceived Indian to despair and violence, and when they were ordered out to kill him, they knew that he had struck in self-defense and was the real victim.
It is too late to do much about it now.

The good people of the Indian Rights Association try to do something; but in spite of them, what little harm can still be done is being done through dishonest Indian agents and the mean machinery of politics.

If you care to know more of the long, bad story, there is a book by Helen Hunt Jackson, A Century of Dishonor; it is not new.

It assembles and sets forth what had been perpetrated up to the time when it was written.

A second volume could be added now.
I have dwelt upon this matter here for a very definite reason, closely connected with my main purpose.