Which was not a measure taken by the north or south during the civil war?
a the prohibition of anti-slavery literature in the south
b the suspension of the press in the north
c the execution of spies
d holding prisoners without charges or trial

The answer to your question is D. Holding prisoners without charges or trial. The answer was not a measure taken by the North or South during the Civil War. The measures were: there's prohibition of anti-slavery literature in the South, suspension of the press in the North and the execution of spies.