What the US is doing is our obligation as the most powerful nation in the world and the only country ballsy enough to protect our democracy. The meer presence of a tyrranical dictator is a threat to the world.

Having said that, what are we to do with all these other dictators? Why target Iraq? (oil)

Some things just have to be done, and going into Iraq is one of them. Their government was just plain sick. When the soccer team lost in the World Cup Saddham's sons tortured them.