Under the brutal conditions of the Dachau-Kaufering concentration camp, a handful of young Jews resolved to resist their Nazi oppressors. Their weapons were their words. After the Soviet occupation of Kovno, the members of Irgun Brith Zion circulated an underground journal, Nitzotz (Spark), in which they debated Zionist politics and laid plans for postwar settlement in Palestine. When the Kovno Ghetto was destroyed, several contributors to Nitzotz were deported to the German interior, where they were constcripted to slave labor in the satellite camps of Dachau. Against all odds, they did...