Mansfield : Bush , Blair should be tried for war crimes over invasion of Iraq . Mansfied : Regime change is not permitted by the U.N. Charter . Comment: At the time it became a debate about whether Iraq satisfied these criteria by its failure to abide by U.N. resolutions concerning disarmament . Charter does not authorize preemptive action based on perceived threat .
Mansfield : Bush , Blair should be tried for war crimes over invasion of Iraq . Mansfied : Regime change is not permitted by the U.N. Charter . Comment: Charter does not authorize preemptive action based on perceived threat .