An oppressed Mexican peasant village hires seven gunfighters to help defend their homes.
Steve Kinney and his henchman, Mort, are trying to stir up trouble between the local ranchers and farmers, behind a wave of rustling and lawlessness. Mort kills Vic, a Kirby cowhand, and lays the blame on Dan Harper, the leader of the farmers faction. Storekeeper Fuzzy Q. Jones, fearful of losing the outstanding charge-accounts he has on his books, drags his reluctant pal, Billy Carson, into the fray, and the two soon prove Kinney and his henchmen to be behind the valley's troubles.
After railroad agents forcibly evict the James family from their family farm, Jesse and Frank turn to banditry for revenge.
Farmer Frank and his ward hunt brother Jesse's killers, the back-shooting Fords.
Working as an assistant on a long cattle drive, the young Ben Mockridge contends between his dream of being a cowboy and the harsh truth of the Old West.
After escaping from jail, outlaw Wes McQueen is convinced by his old partner in crime to do one last heist.
In 1871, professional gambler John Devlin elopes with Sandra "Sandy" Poli, daughter of Marko Poli, an immigrant who has risen to railroad tycoon. Sandy, knowing that the railroad is to be extended into Dakota, plans to use their $20,000 nest egg to buy land options to sell to the railroad at a profit. On the stage trip to Ft. Abercrombie, their fellow passengers are Jim Bender and Bigtree Collins, who practically own the town of Fargo and Devlin is aware that they are prepared to protect the little empire... trying to drive out the farmers by burning their property, destroying their wheat, and blaming the devastation on the Indians. Continuing their journey north on the river aboard the "River Bird', Sandy and John meet Captain Bounce, an irascible old seafarer. Two of Bendender's henchmen, Slagin and Carp, board the boat and relieve John of his $20,000 at gunpoint. Captain Bounce, chasing the robber's dinghy..
As young boys, two brothers, Jed (AKA: Chip) and John, witness their father being hung by a vigilante gang. Chip, angry and bitter, grows up to be an outlaw and leader of the feared Blue Chip Gang. John goes the other way and becomes a U.S. Marshal. Two brothers on opposite sides of the law, destined to become embroiled in an Arizona range war between cattlemen and farmers.
Sam Longwood, a frontiersman who has seen better days, spies the gold-mine partner, Jack Colby, who ran off with all the gold from a mine they were prospecting fifteen years earlier. He tells his other partners from that time, Joe Knox and Billy, and they confront Colby demanding not only the thousand dollars he took but an addition fifty-nine thousand for their trouble. After being thwarted in this attempt, they, and a would-be named Thursday, hatch a plan to kidnap Colby's wife, Nancy Sue, who is coincidently Sam's old flame, but find that Nancy Sue is not the sweet girl that Sam remembers.
Trouble in Colorado is tying up Union troops needed back east during the Civil War and Lieut. Burke is sent to investigate. Macklin and his gang are causing the problems and Capt. Mason joins them. When Burke catches up with them he also finds Mason, his brother.