What Country Has the Best Rivalry In History With America

What country do you think has the best rivalry in history with America?
The Top Ten
1 Mexico vs. America

It goes from soccer to culture...

2 Russia vs. America

Cold War anybody? USSR vs. USA?

3 Iraq vs. America
4 North Korea vs. America
5 Japan vs. America

But now we're really close allies.

6 England vs. America
7 Germany vs America
8 Afghanistan vs. America
9 China vs America
10 Iran vs. America
The Contenders
11 India vs America
12 Spain vs. America
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