<Li> <P> Map showing the communist - controlled Soviet Zones of China during and after the encirclement campaigns . </P> </Li> <P> Map showing the communist - controlled Soviet Zones of China during and after the encirclement campaigns . </P> <Li> <P> Route (s) taken by Communist forces during the Long March . </P> </Li> <P> Route (s) taken by Communist forces during the Long March . </P>

Who supported the communist party during the civil war and why did they support it