Ocean trench,volcanoes and fold mountains are created
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Devolution, the transfer of power from a central government to subnational (e.g., state, regional, or local) authorities. Devolution usually occurs through conventional statutes rather than through a change in a country’s constitution; thus, unitary systems of government that have devolved powers in this manner are still considered unitary rather than federal systems, because the powers of the subnational authorities can be withdrawn by the central government at any time (compare federalism).
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supranational organization made up of 28 European member states that have chosen to cooperate in developing various social, political, and economic policies.
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promote peace, its values and the well-being of its citizens. offer freedom, security and justice without internal borders, while also taking appropriate measures at its external borders to regulate asylum and immigration and prevent and combat crime.