Agitprop

is a portmanteau of agitation (anatarahi) and propaganda (dissemination of ideas -diadosi idewn)
propaganda: act on the mind
agitation: act on emotions

agitprop theatre: a highly-politicized theatre(Europe 1920s-1930s) The plays of Bertolt Brecht are a notable example.
agitprop train: a touring train with artists and actors broadcasting propaganda.