Who is Otto McNab from Texas and what is their importance? Texas_(novel) English & Literature Otto McNab | Texas

Otto McNab is the son of Finaly McNab. His father Finlay was in trouble in Baltimore and left his wife and daughter and fled to Texas with Otto. Fnlay marries Josefina Garza and Otto is treated as a son by the Garza sisters. Otto and his father fight against Santa Anna. Finlay is executed by the Mexican troops whereas Otto escape with Benito's help. Otto becomes a Texas Ranger and serves with General Taylor during the Mexican War of 1846 - 1848. He marries Franziska Allerkamp. They have a son named Hamish. On a mission with the Ranger into Mexico, he kills Benito Garza. His descendants are Cletus, the Texas Ranger, and Wolfgang, who marries Beth Morrison.