Complex sentence: In the 1920s and 1930s, members of the extreme-right Action Française movement expressed strong animus against Protestants, as well as against Jews, and freemasons-all three being regarded as groups supporting the French Republic, which Action Française sought to overthrow.
Split into simpler sentences: In the 1920s and 1930s, members of the extreme-right Action Française movement expressed strong animus against Protestants, as well as against Jews, and freemasons. They were regarded as groups supporting the French Republic, which Action Française sought to overthrow.