Possibly.  If civil unrest was cause by a mother country that abandoned a colony, the colony could blame the mother country.  Please mark Brainliest!!!
        
             
        
        
        
there are plenty.
if you are looking for something from way back, there was the tea act and it put taxes on tea and the colonists from Boston boarded british ships and dumped the tea into the ocean, otherwise known as the Boston tea party.
 
        
             
        
        
        
It's called a "city-state"
 
        
             
        
        
        
Answer:
They traded with each other
Explanation:
They were both in the same area and both were interested in the supplies and knowledge that they both had.