Contemporary Eruvin With Those Who Are Mechalel Shabbos B'Tzinah
Rabbi Sruly Bornstein
1) places like the USA where even the president cant declare war, how does it work; 2) The kulah or Yisrael Mumar only works when it is mechalel shabbos bfarhesya, how do we resolve cities that have mechalel shabbos b'tzinah Sugya: מומר