Oct 27, 2025, 03:55 PM ET

Soccer is the most popular sport in the world. That global popularity brings about a fierce passion between the teams and their respective fan bases. That passion produces some of the fiercest rivalries and most memorable moments in all of sports.

Here's a look at some of the biggest rivalry games in men's international soccer:

El Clásico - Real Madrid vs. Barcelona (LaLiga)

• Series record: Real Madrid lead 106-52-104 (W-D-L)

• First meeting: May 13, 1902; Barcelona won 3-1

• Last meeting: October 26, 2025; Real Madrid won 2-1

• Current unbeaten streak: Real Madrid, one (2025-present)

Known as "The Classic" (El Clásico in Spanish), it's the spectacular rivalry between Barcelona and Real Madrid. With usually high stakes and deep political undertones, the clash between the two Spanish clubs has grown into a global phenomenon since its inception in 1902. Barcelona, which was founded in 1899, is the symbol of Catalan independence, while Real Madrid, founded three years later, is the heart of Spanish nationalism. Adding to the rivalry has been the participation of several legendary players, including the iconic duels between Cristiano Ronaldo and Lionel Messi.

Manchester Derby - Manchester City vs. Manchester United (Premier League)

• Series record: Manchester United lead 80-55-62

• First meeting: Oct....