Gerson Liebl, a grandson of a German colonial officer from Togo begins a hunger strike after being denied German citizenship and residency permission for the last 30 years.Gerson Liebl, a grandson of a German colonial officer from Togo begins a hunger strike after being denied German citizenship and residency permission for the last 30 years.Gerson Liebl, a grandson of a German colonial officer from Togo begins a hunger strike after being denied German citizenship and residency permission for the last 30 years.