Sentence:  Finally , if the mission of the Trial was to convict anti-Semitism , how could it have failed to post before the world the contrasting fates of the countries in which the Final Solution was aided by native Jew haters - <WSD>i.e.</WSD> , Germany , Poland , Hungary , Czechoslovakia - and those in which it met the obstacle of human solidarity - Denmark , Holland , Italy , Bulgaria , France ? 
Meaning of the word marked with <WSD> tags:  that is to say; in other words