Demonstration by law
1.a. A country not directly attacked by another country should not attack this country without UN approval.
1.b. The US were not directly attacked by Irak.
2.a. There are a number of circumstances where the UN can agree on a war.
2.b. The Irak case doesn't fit any of these conditions.
--> This war is illegal
Demonstration by ethics:
1. Justice, as a value, is something universal.
2. This war is unfair (see above).
---> This war is wrong
General conslusion : This war is illegal and wrong.
This war being wrong and illegal, would an attack on the countries making war to Irak (the USA and the UK) be legal and good?