The Fighting Schoolmaster (1911)

Before the Civil War, George Harris, a Yankee schoolteacher, takes charge of a southern country school. He is attracted by Nellie Gardner, his prettiest pupil, but his attentions are resented by her big brother Phil, also a pupil. They quarrel and a fight ensues, in which the teacher gets the better of Phil. Nellie will not forgive Harris for striking her brother.

Unfortunately the movie The Fighting Schoolmaster is not yet available on HBO Max.