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Regional Security 101
By Ejaz Haider

Afghanistan, if it wants good neighbourly relations with Pakistan, must not punch above its weight. While it is free to have relations with any state, it is joined at the hip with Pakistan more than with any other state

The Americans have decided to play hardball with Pakistan. See the chronology of events:
Posted by: john frum 2008-08-02
http://www.rantburg.com/poparticle.php?ID=245906