sentences:  He remained a committed anti-Fascist, and later spoke out against the influence of Nazism inside the Transylvanian Saxon community ("see German Party (Romania)").He was present in Transylvania by mid-1919, and organized several exhibitions; as the region became part of the Romanian Kingdom and, for a while, his teaching position was being reconsidered by the new authorities, he planned to relocate to Germany, before deciding to remain present in Romanian artistic life, and to regularly participate in art shows in Bucharest and throughout Transylvania.Active inside the "Contimporanul" group in Bucharest (with Victor Brauner, M. H. Maxy, and Marcel Janco) and with "Das Ziel" in Braşov, Mattis-Teutsch was immediately hailed by modernist critics (including Nicolae Tonitza, Otto Bratskoven, Sigmund Maur, Lucian Blaga, Károly Kós, Eugen Jebeleanu, and Ernő Ligeti).