Feudalism helped protect communities from the violence and warfare that broke out after the fall of Rome and the collapse of strong central government in Western Europe. Feudalism secured Western Europe's society and kept out powerful invaders. Feudalism helped restore trade. Lords repaired bridges and roads.
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life,life has its own irony
Explanation:
a unitary system is lead by one governing system
federal gives authority to state and local systems
Benjamin Franklin created the Albany Plan of Union but faile because the 13 Colonies each had their own ideas and agendas.