The residents of both the Borough of Princeton and the Township of Princeton voted on November 8, 2011, to merge the two municipalities into one. The rivalry has been cited by multiple sources as one of the most intense rivalries in not just MLS but North American soccer. According to many players, chivas jersey 2024 the Seattle-Portland rivalry is one of the only true derbies that is present in American soccer. The Seattle-Portland rivalry rose to higher levels when they faced each other in the 2013 MLS playoffs in their two-game series where the Timbers eliminated their arch-rivals in their first-ever MLS postseason matchup.