In the photo, French Prime Minister Edouard Daladier shakes hands with Benito Mussolini, with German Chancellor Adolf Hitler and British Prime Minister Neville Chamberlain in the background.
At the same time , throughout 1938, right-wing and nationalist deputies in France demanded a ban on the French Communist Party. And more than 400 newspapers, picking up on the theses of Mein Kampf, spoke of communists as conductors of foreign influence in the country and a conspiracy of world Jewry.
Source?
https://www.thefrenchhistorypodcast.com/what-happened-to-the-french-communist-party/
I don’t have a source for the anti-communist media campaign on hand though.