To be sure, he had aided the British in the Revolution, and could find a refuge among them; but this did not suit him.
He became an outcast because of failure to win the military promotion which he had so much coveted.

He had failed among his own people.

He had won a great position in an alien race, and he loved his power.

To sway men--Indians, if not others--to his will; to avenge himself for the fancied wrong done him; to be great, had been his unrelenting purpose.
He knew he must sacrifice the Christians, or eventually lose his own power.

He had no false ideas about the converted Indians.