The cross became a symbol of Christianity because Jesus was crucified, not the other way around. Moreover, crucifixion is just a pragmatic approach to traditio

The cross became a symbol of Christianity because Jesus was crucified, not the other way around. Moreover, crucifixion is just a pragmatic approach to traditional public executions. Many societies have used trees and walls to hang, kill and display the executed their necks broken, beaten to death, lashed, lynched, asfixiated, left to die of thirst or exposure... the method doesn't really matter, the point is they are there for everyone to see.