How Political Conventions Went From Selecting Party Nominees to Pageantry and Partying
Presidential primaries became somewhat more influential after World War II, when some candidates adopted a strategy of running in presidential primaries. Other candidates avoided running in primaries and relied on a traditional strategy of courting the party’s elite who would be delegates at the convention. Running in presidential primaries was a risky strategy: A candidate who lost in a primary could see their presidential bid end, but even someone who won every single primary would not earn enough delegates to secure the nomination.