Sentence:  The <WSD>derealization</WSD> of Arab Americans created the conditions whereby, after the attacks of 9/11, the American public was willing to allow, and sometimes become complicit in, their government's detention, extradition, and torture of Arabs and Muslims ... 
Meaning of the word marked with <WSD> tags:  (The process of) making unreal, in general; detachment from reality or realness.