 The Istanbul group, mainly Goshen College graduates, produced three volunteers, who at great risk entered Ukraine during the ongoing Ukrainian Civil War.They arrived in the Mennonite village of Halbstadt just as General Wrangel of the Russian Imperial White Army was retreating.Two of the volunteers withdrew with the Wrangel army, while Clayton Kratz, who remained in Halbstadt as it was overrun by the Red Army, was never heard from again.