The line surrounding the Sambor Ghetto was established during which war?
Sambor Ghetto:  In 1941 the city was overrun again by the Wehrmacht army in the course of the German attack on the Soviet positions behind the Curzon Line (see map, marked in red), and incorporated it into their own "Distrikt Galizien". Curzon Line: The history of the Curzon Line, with minor variations, goes back to the period following World War I.
World War I