Saying that it's the invasions that created civil wars and suffering in Afghanistan and Iraq is just exceptionally ignorant. Here's a taster: https://en.wikipedia.org/wiki/Human_rights_in_Ba%27athist_Ir...
For all their failures, the allies never bombed cities with nerve agents.
Your page says:
> Saddam committed crimes of aggression during the Iran–Iraq War
Which links to a page about the war:
> Iraq was aided by [...] the United States, the United Kingdom,
> After years of military and economic losses, decreasing morale, intensifying Iran–U.S. relations, and little international action against Iraqi attacks on Iranian civilians, Iran agreed to a ceasefire with Iraq under United Nations Security Council Resolution 598.
So they basically did.