"My grandmother lost her cousins in the Holocaust. I grew up on these stories. We know what happens when authoritarian regimes begin targeting people, begin abducting them at night, separating their families and scapegoating," she said. "And we know that it’s one step from here to losing all right to protest and then further horrors happening, as we have seen too well in our history." the group's spokesperson Sonya Meyerson-Knox told NBC News.