Bonanza

In Defense of Honor (9x27)

Air date: Apr 28, 1968

Davey – a orphaned Yute that Ben helped raise and has worked as a ranch hand on the Ponderosa – falls in love with one of his own. A fellow Yute's jealousy over the blossoming relationship, and later his murder jeopardize a treaty between the white man (which Ben has helped negotiate) and the Yutes.