This document provides an overview of Knute Rockne's career as the legendary football coach of the University of Notre Dame in the early 20th century. It describes how Rockne revolutionized the game through his innovative offensive system and coaching techniques. During his 13 years as head coach from 1918 to 1930, Rockne led Notre Dame to 5 undefeated seasons and an overall winning percentage of .881, establishing the Fighting Irish as a national powerhouse. The document highlights some of Rockne's most famous players, games, and accomplishments that helped grow the popularity of college football across the United States during that era.