1 example sentence using collaborationism.
    Collaborationism used in a sentence
  
Collaborationism in a sentence as a noun
I do remember, google had a record of collaborationism in China, especially around 6-4. They were self-blocking gmail, their forums, blogger, etc.
Collaborationism definitions
            noun
            
      act of cooperating traitorously with an enemy that is occupying your country
See also: collaboration quislingism