It is always difficult, and often pointless, to go back in history and say "what if". And in part, Barbara Lerner's article
in National Review suffers from this issue. On the other hand, it is important to identify mistakes and evaluate what can be done differently in the future. This is especially true when the mistakes are used as fodder for attacks against individual politicians.
Attacks against Rumsfeld have intensified as the situation in Iraq has gotten more difficult and it is important to realize and publicize that the fault does not lie entirely with him.