Giant (1956)

In the heart of Texas, the affluent rancher Bick Benedict and the impoverished cowboy Jett Rink find themselves vying for the affections of Leslie Lynnton, a captivating newcomer from Maryland. Despite marrying Benedict, Leslie is taken aback by the deep-seated prejudice of the White Texans towards the Mexican community. Meanwhile, Rink's serendipitous discovery of oil on a modest piece of land propels him into immense riches, enabling him to acquire the lands neighboring the Benedict ranch. As tensions over discrimination simmer between the Benedicts, a complex and enduring conflict unfolds, transcending through the passage of time.