Read "Weakness Invites Terror, Cheney Tells Democrats." Then enjoy the Chickenhawk Database at its New Location:
"Chickenhawk n. A person enthusiastic about war, provided someone else fights it; particularly when that enthusiasm is undimmed by personal experience with war; most emphatically when that lack of experience came in spite of ample opportunity in that person’s youth."
Also check out the AWOL project for a rather less fun, but fairly extensive and, shall we say, "fair and balanced" look at Bush's service .