[1][2][3] In the late 19th and early 20th centuries, gameplay developments by college coaches such as Eddie Cochems, Amos Alonzo Stagg, Parke H. Davis, Knute Rockne, and Glenn "Pop" Warner helped take advantage of the newly introduced forward pass.
Other innovations to occur immediately after 1932 were the introduction of the AP Poll in 1934, the tapering of the ends of the football in 1934, the awarding of the first Heisman Trophy in 1935, the first NFL draft in 1936 and the first televised game in 1939.
A Harvard tradition known as "Bloody Monday" began in 1827, which consisted of a mass ballgame between the freshman and sophomore classes, played at The Delta, the space where Memorial Hall now stands.
(A poem, "The Battle of the Delta", was written about the first match: "The Freshmen's wrath, to Sophs the direful spring / Of shins unnumbered bruised, great goddess sing!
On October 20, 1873, representatives from Yale, Columbia, Princeton, and Rutgers met at the Fifth Avenue Hotel in New York City to codify the first set of intercollegiate football rules.
Rather than increase scoring, which had been Camp's original intent, the rule was exploited to maintain control of the ball for the entire game, resulting in slow, unexciting contests.
Joseph M. Reeves had a crude leather helmet made by a shoemaker in Annapolis and wore it in the game after being warned by his doctor that he risked death if he continued to play football after suffering an earlier kick to the head.
[49] On November 9, 1895 John Heisman executed a hidden ball trick utilizing quarterback Reynolds Tichenor to get Auburn's only touchdown in a 6 to 9 loss to Vanderbilt.
[70] In May 1900, Fielding H. Yost was hired as the football coach at Stanford University,[71] and, after traveling home to West Virginia, he arrived in Palo Alto, California, on August 21, 1900.
[75] In 1906, citing concerns about the violence in American Football, universities on the West Coast, led by California and Stanford, replaced the sport with rugby union.
[80] One of the major problems was the popularity of mass-formations like the flying wedge, in which a large number of offensive players charged as a unit against a similarly arranged defense.
[81] Georgia fullback Richard Von Albade Gammon died on the field from a concussion received against Virginia in 1897, causing some southern universities to temporarily stop their football programs.
Bradbury Robinson, playing for visionary coach Eddie Cochems at St. Louis University, threw the first legal pass in a September 5, 1906, game against Carroll College at Waukesha.
Other important changes, formally adopted in 1910, were the requirements that at least seven offensive players be on the line of scrimmage at the time of the snap, that there be no pushing or pulling, and that interlocking interference (arms linked or hands on belts and uniforms) was not allowed.
[95] Star players that emerged in the early 20th century include Jim Thorpe, Red Grange, and Bronko Nagurski; these three made the transition to the fledgling NFL and helped turn it into a successful league.
The next year Vanderbilt fought Michigan to a scoreless tie at the inaugural game on Dudley Field, the first stadium in the South made exclusively for college football.
Players who became famous for taking advantage of the easier passing game included Alabama end Don Hutson and TCU passer "Slingin" Sammy Baugh.
[117] In 1935, New York City's Downtown Athletic Club awarded the first Heisman Trophy to University of Chicago halfback Jay Berwanger, who was also the first ever NFL Draft pick in 1936.
Oklahoma, under coach Bud Wilkinson, won three national titles (1950, 1955, 1956) and all ten Big Eight Conference championships in the decade while building a record 47-game winning streak.
While both games benefited from the advent of television, since the late 1950s, the NFL has become a nationally popular sport while college football has maintained strong regional ties.
Royal went on to teach the offense to other coaches, including Bear Bryant at Alabama, Chuck Fairbanks at Oklahoma and Pepper Rodgers at UCLA; who all adapted and developed it to their own tastes.
In the early 20th century, football began to catch on in the general population of the United States and was the subject of intense competition and rivalry, albeit of a localized nature.
Although payments to players were considered unsporting and dishonorable at the time, a Pittsburgh area club, the Allegheny Athletic Association, of the unofficial western Pennsylvania football circuit, surreptitiously hired former Yale All-American guard Pudge Heffelfinger.
Several college stars joined the NFL, most notably Red Grange from the University of Illinois, who was taken on a famous barnstorming tour in 1925 by the Chicago Bears.
Unlike the earlier rival leagues, and bolstered by television exposure, the AFL posed a significant threat to NFL dominance of the professional football world.
Former Green Bay Packers quarterback Babe Parilli became a star for the Boston Patriots during the early years of the AFL, and University of Alabama passer Joe Namath rejected the NFL to play for the New York Jets.
The resulting newly expanded NFL eventually incorporated some of the innovations that led to the AFL's success, such as including names on player's jerseys, official scoreboard clocks, national television contracts (the addition of Monday Night Football gave the NFL broadcast rights on all of the Big Three television networks), and sharing of gate and broadcasting revenues between home and visiting teams.
[185] Goodell, however, has remained a largely unpopular figure to many of the league's fans, who perceive him attempting to change the NFL's identity and haphazardly damage the sport.
[215] The growth of high school football and its impact on small town communities has been documented by landmark non-fiction works such as the 1990 book Friday Night Lights and the subsequent fictionalized film and television series.
[216] American football has been played outside the U.S. since the 1920s and accelerated in popularity after World War II, especially in countries with large numbers of U.S. military personnel, who often formed a substantial proportion of the players and spectators.