1) The United States operates under a system of federalism, where power is divided between the national government and individual states.

2) In Canada, federalism allows for provinces to have their own governing powers alongside the federal government.

3) Federalism in Germany is characterized by a strong emphasis on regional autonomy.

4) The principle of federalism is enshrined in the Constitution of India, ensuring a balance of power between the central government and states.

5) Australia practices federalism with a clear separation of powers between the federal government and its states and territories.

6) Brazil's federalism grants significant authority to its states and municipalities.

7) Switzerland's system of federalism is renowned for its emphasis on direct democracy at the local level.

8) Spain has a complex system of asymmetrical federalism, granting different levels of autonomy to its regions.

9) Nigeria's federalism is designed to accommodate the diverse ethnic and cultural groups within the country.

10) The concept of federalism is found in various countries around the world, each adapting the system to suit their unique political and social contexts.