Funny, I looked on the Wikipedia page for tu quoque (http://en.wikipedia.org/wiki/Tu_quoque http://en.wikipedia.org/wiki/Tu_quoque), and I didn't see anything a

Funny, I looked on the Wikipedia page for tu quoque (http://en.wikipedia.org/wiki/Tu_quoque http://en.wikipedia.org/wiki/Tu_quoque), and I didn't see anything about it being a foreign relations tactic.