The United States’ destruction of Iraq remains the worst international crime of our time. Its perpetrators remain free and its horrors are buried.

War between nuclear-armed powers should be unthinkable. The deterioration of U.S.-China relations threatens the whole world, and treating China as an enemy is suicidally deranged.

The 20-year war in Afghanistan is often spoken of as a well-intentioned failure. In fact, it was a major crime originating in bloodlust and an indifference to Afghan lives. The U.S. bears a major responsibility for the present suffering of Afghans and has an obligation to undo the damage it has inflicted.