Urban Warfare:

The Underdog’s First Battlefield Choice: “Since Stalingrad and Berlin in the Second World War, to the American assault on Hue, Vietnam, in 1968 and on to the war zones of Beirut or Nablus, Belfast or Mogadishu, urban warfare has become a central part of the underdog’s arsenal— a fight without scruples for the high ground of propaganda that exploits civilian losses and denies the intruder’s superior might.

And it is precisely that messy, manipulative and murderous kind of fighting between conventional forces and elusive defenders that could beckon Americans as they approach Baghdad.” NY Times In fact, a street-to-street battle negates almost every technological advantage the US brings to asymmetric warfare.