What was the effect of the southern states firing upon ft.Sumter? Someone please help me out. Dued by 8:35pm

Pickens kicked the decision upstairs, and in the end, it was Confederate President Jefferson Davis who decided to open fire on the fort before the resupply vessels could arrive. He did so mainly because he feared looking weak more than he feared civil war. It was a disastrous decision.

The answer is C civil war

Shipping goods West became easier and less expensive.