In politics and government, a spoils system (also known as a patronage system) is a practice in which a political party, after winning an election, gives government jobs to its supporters, friends (cronyism), and relatives (nepotism) as a reward for working toward victory, and as an incentive to keep working for them.
By their culture practices and traditions which passed on to their offspring
The last time the rivalry determined a Big Ten Conference champion was in 1962 when #3 Wisconsin defeated #5 Minnesota for a berth to the 1963 Rose Bowl. Wisconsin won 14 straight meetings against Minnesota, from 2004 to 2017, before the Gophers beat the Badgers in their 2018 matchup.
There were of course several people who held this view, but perhaps the most prominent was Woodrow Wilson, the President of the United States, who pushed for a much more secure Europe after WWI to prevent such things from happening again.