History
Federalism as a safeguard against centralized power concentration
Quick fact
Federalism is one of the oldest institutional designs to prevent the concentration of power: the United States’ Constitution, crafted in 1787, deliberately split authority between the federal government and states, a model now used by over 20 countries.
Why this is interesting
Imagine a company where one person holds every key decision—would you expect fair outcomes? Federalism ensures no single government holds all the keys.