Anyone who grows or eats food should have a listen to food activist Raj Patel's Feeding Ten Billion. It's about 45 minutes long and covers the myth of the Green Revolution, Mathus, Food Sovereignty, Feminism and the Malawi Food Crisis. Stay tuned til the end, where a question is answered with a Time Bandits reference.
Or you can read Patel's essay in Foreign Policy here.
And now, here's various post-WWII conflicts played out by national dishes of their combatants: