Portland Timbers–Vancouver Whitecaps rivalry

The Portland Timbers–Vancouver Whitecaps rivalry is a soccer rivalry between the Portland Timbers and Vancouver Whitecaps FC, both based in the Cascadia region of United States and Canada. The rivalry originated in the North American Soccer League of the 1970s, and later carried into successor leagues through the 1980s and the 2000s, including the A-League and USL First Division, with both cities reviving expansion teams.

Source: Wikipedia — Portland Timbers–Vancouver Whitecaps rivalry (CC BY-SA 4.0)