Set in the years before and during World War I, this epic tale tells the story of a rich Argentine family, one of its two descending branches being half of French heritage, the other being half German. Following the death of the family patriarch, the man's two daughters and their families resettle to France and Germany, respectively. In time the Great War breaks out, putting members of the family on opposing sides.

Jim Wesley returns from college with a silk shirt and eastern ways, earning the contempt of the cowpunchers on his father's ranch. With a little hard riding and fancy roping, however, Jim proves himself to be a regular guy. Jim's father is involved in a dispute over water rights with Adam Grayson, a neighboring rancher, and the two men decide to settle the disagreement by a marriage between Jim and Grayson's daughter, Marguerite. The young people refuse, but when Marguerite is attacked by a rejected suitor, Jim comes quickly to her rescue.

Texas Ranger Chic Shelby is sent to capture James Trammel and his son, John--two outlaws hiding in the mountains who are victims of a cattle war. Shelby tricks John, who has killed a cattleman, into believing he is an itinerant preacher by delivering a sermon on eternal love. John comes forward to be arrested, obviously moved by Shelby's sermon. Meanwhile, Sam Hervey betrays John's sister, Susie. Fearing her father's wrath, Hervey seeks out James Trammel, shoots him, and blames the crime on Shelby. Shelby clears himself by capturing Hervey, John is acquitted, and Susie ends her own life by drowning.

A snappy young book agent reforms and becomes a cook for a group of Boy Scouts.

Suspected of having killed the father of the girl he loves, Trooper Moran of the Northwest Mounted Police is given a week to find the culprit or else do away with himself.

My Own Pal takes Tom Mix out of his customary western surroundings and plunks him in the middle of New York City.

Jimmy Martin, king of the motorcycle speedsters, visits the Kingdom of Mandavia for a race. There he is persuaded to impersonate the king by a traitor, Rodolph D'Henri, who intends to annex part of Mandavia for neighboring Selmarnia. The real king is in jail. D'Henri's plot is successful until Martin falls in love with Princess Margaret of Alvernia. Then he discloses his true identity, releases the real king, exposes the traitor, earns knighthood, and marries Margaret.

Searching for his wayward brother, saddle tramp Donnegan (Buck Jones) gets in trouble with a bully and is thrown off a freight train

Tex Robert rescues beautiful Ramona Wadley from the gang-leader of cattle rustlers. Later, he saves Ramona's sister from a stampede, and is then awarded a job on the Wadley ranch. The obligatory showdown features Pete and the gang.

An old pioneer wants his brother's children whom he has never met to inherit his wealth, but a villain substitutes ringers for them.

A Secret Service agent goes undercover to unmask the leader of a gang of diamond thieves.

Tiring of Broadway, James Sanford "Jim" Richardson moves to Arizona, where he finds trouble of another sort when two woman fall in love with him.