struggle session

noun2

1. •
   (figurative) A meeting in which people who disagree with a preferred ideology are humiliated or bullied.
2. •
   (historical) A form of public humiliation used by China in the Maoist period to shape public opinion and to humiliate or persecute political rivals.

   • Wang also delivered a sensational “August 7” speech at the Foreign Ministry in a Red Guard struggle session aimed at Ch’en Yi. — 1970