History
Federalism and the Management of Ethnolinguistic Conflict
Quick fact
Countries like Switzerland and India use federalism to accommodate dozens of ethnolinguistic groups, yet even the most successful cases required decades of adjustment—and several federal states have collapsed into civil war, showing that the design matters as much as the arrangement.
Why this is interesting
You might think that drawing internal borders along ethnic lines would always calm conflict—but sometimes it sparks it. Why does federalism work in some countries and backfire in others?