Explanation:
Unlike European feudalism, Japanese feudalism had no true pyramid form, with a hierarchy of 'inferior' nobles being presided over by the monarch. ... Knights in Europe had serfs who would tend to their land that they had received from the lords.
The abandonment of past customs.
Thaddeus Stevens and Charles Sumner were two most outspoken radical republicans.
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The Charter of the United Nations created an international organization devoted to protecting human rights and diplomacy around the world. The Geneva Conventions helped to establish international law and norms related to war and other interactions of states in conflict.