Glitch or normal effect ?

Okay I was fighting a unit in chile and then it revolted and my mobile artillary didnt stop firing and my unit was in its country and my morale took a massive hit being at war with six countries and in another round as germany i was racing against ussr to get a province and he got there first and my unit was in the province and the next thing I attacked USSR and we where in a full blown war is this or a glitch or a normal affect