He mainly worked for two publications : the daily Die Rote Fahne and the weekly Arbeiter-Illustrierte-Zeitung ( AIZ ) , the latter of which published the works for which Heartfield is best remembered .
Heartfield started to work for two communist publications : the daily Die Rote Fahne ( The Red Flag ) and the weekly Arbeiter-Illustrierte-Zeitung ( AIZ ) ( Workers ' Illustrated Newspaper ) .