M | | Western
A Texas town's council fires the town's old-fashioned marshal who refuses to resign, thus leading to violence from both sides.
The Richard Widmark character is in a relationship with the Lena Horne character: in other words, an interracial relationship. That aspect of things is not a plot point in the movie - she's his girlfriend, and nothing more is said. At the time of the movie's release, this was touted by some involved (Widmark for one) as a sign that society had finally reached the point where such things were no longer a controversy or a big deal, and didn't need to be dealt with as part of the narrative.
You mean that, didn't you?
Marshal Frank Patch: Mean what?
Claire Quintana: About marrying me.
Marshal Frank Patch: Yeah.
Claire Quintana: When, Frank?
Marshal Frank Patch: Right now.
Claire Quintana: Can a bride have an hour to get ready?
Marshal Frank Patch: It'll take you that long?
Claire Quintana: Uh-huh.
Marshal Frank Patch: Well, all right, but hurry up.
Claire Quintana: Frank?
Marshal Frank Patch: Yeah?
Claire Quintana: What about the preacher? He might want to be ...
Near the end of the film you can see the electrical wires running (presumably buried for most of their length under the differently-coloured soil) to a man's body as he is 'shot'; the last yard or so of wire -which is presumably for the gunshot SFX- is clearly visible running towards the man's ankles.