Federalism, and other forms of territorially autonomy, is generally seen as <answer>a useful way to structure political systems in order prevent violence among different groups with countries</answer> because it allows certain groups to legislate at the subnational level. Some scholars have suggested, however, that federalism can divide countries and result in state collapse because it creates proto-states. Still others have shown that federalism is only divisive when it lacks mechanisms tthat encourage political parties to compete across regional boundaries.
What is federalism seen as? 
a useful way to structure political systems in order prevent violence among different groups with countries