Old Oklahoma Plains (1952)

Onetime cavalry officer Rex Allen between jobs as a star rodeo rider is asked by his former commanding officer Colonel Bigelow to help settle a dispute between the army and local ranchers The cavalry has commandeered a large parcel of land needed to test their newlydesigned tank and prominent rancher Jenson has encited the locals to rebel at this intrusion It is up to Rex and his sidekick Slim to thwart Jenson and convince the residents that these army tests are essential