Of the eight defendants, five – Spies, Fischer, Engel, Lingg and Schwab – were German-born immigrants; a sixth, Neebe, was a U.S.-born citizen of German descent.
Cinci dintre ei (Spies, Fischer, Engel, Lingg și Schwab) erau imigranți germani iar al șaselea, Neebe, era cetățean american de origine germană.