US military tightens siege of Sadr City as cleric warns of 'open war': an analysis.>> Professor Gilbert Achcar on tribalism in Iraq, nationalism, fundamentalism and barbarisms. Gilbert Achcar is from Lebanon, where he lived until 1983. He authored several books on international politics and the Middle East, including “The Clash of Barbarisms” and “Eastern Cauldron”. He teaches political science at London’s School of Oriental and African Studies.
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