Who must reveal their true colors? Who must reveal these truths?

Imam Khamenei "The same people who used to support that bloodthirsty wolf [Saddam] on that day, are today claiming to be advocates of human rights! They describe themselves as the guardians of human rights throughout the whole world. There is so much brazenness and shamelessness in the actions of these powers. Who must reveal their true colors? Who must reveal these truths?