Principle of subsidiarity – Early Warning Mechanism – Protocol No. 2 on Proportionality and Subsidiarity – The scope of the principle of subsidiarity – The role of national parliaments in the EU – National parliaments’ reasoned opinions – Principle of proportionality – Principle of conferral – National sovereignty in the EU – National identity in the EU – Justification of draft legislation acts

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国家议会对辅助性原则的审查：2014-2019 年的理性意见

辅助性原则 - 预警机制 - 关于比例和辅助性的第 2 号议定书 - 辅助性原则的范围 - 国家议会在欧盟中的作用 - 国家议会的合理意见 - 相称性原则 - 授予原则 - 国家主权在欧盟 – 欧盟的国家认同 – 立法草案的正当性