The twin pillars of the UK constitution: parliamentary sovereignty and the rule of law | 英国宪法的两大支柱：议会主权与法治

📚 The twin pillars of the UK constitution: parliamentary sovereignty and the rule of law | 英国宪法的两大支柱：议会主权与法治

The UK constitution is often described as resting on two essential foundations: parliamentary sovereignty and the rule of law. These principles may seem abstract, but they shape every public law debate, from Brexit litigation to judicial review of government decisions. This article provides a focused Edexcel A-Level Politics revision guide to both doctrines and their interaction.

英国宪法常被描述为奠定在两大根本基础之上：议会主权与法治。这些原则看似抽象，却塑造着从脱欧诉讼到对政府决定进行司法审查的每一场公法辩论。本文为 Edexcel A-Level 政治学科提供一份针对这两项学说及其相互关系的重点复习指南。

Parliamentary sovereignty gives the legislature the final legal word, while the rule of law ensures that all power is exercised within a framework of legality, fairness and accountability. Understanding the tension between them is central to high-mark essay answers.

议会主权赋予立法机关最终法律话语权，而法治确保一切权力都在合法、公正和问责的框架下行使。理解二者之间的张力是获得高分论文答案的核心。

1. What Is the UK Constitution? | 英国宪法是什么？

Unlike most states, the UK does not have a single written constitutional document. Its constitution is uncodified, partly written and partly unwritten, and draws on sources such as statute law, common law, constitutional conventions, works of authority, and international treaties.

与大多数国家不同，英国没有一部单一的成文宪法文件。其宪法是不成文的，部分成文、部分不成文，其来源包括成文法、普通法、宪法惯例、权威著作和国际条约。

Two features are especially relevant to this topic: the constitution is flexible because it can be changed by an ordinary Act of Parliament, and it is unitary in formal legal terms. These features allow parliamentary sovereignty to operate as the dominant legal principle.

本主题尤其相关的两个特征是：宪法具有灵活性，因为普通议会法案即可修改宪制；在正式法律意义上英国是单一制国家。这些特征使议会主权得以作为主导性法律原则运作。

2. Defining Parliamentary Sovereignty | 议会主权的定义

Parliamentary sovereignty, also called parliamentary supremacy, means that Parliament is the supreme legal authority in the UK. It can create, amend or repeal any law, and no other body—including the courts or devolved legislatures—can override or set aside an Act of Parliament.

议会主权，又称议会至上，意味着议会是英国最高法律权威。它可以制定、修改或废除任何法律，任何其他机构——包括法院或地方立法机关——都不能推翻或搁置议会法案。

This is a legal doctrine, not a description of raw political power. In practice Parliament may be constrained by public opinion, pressure groups or international obligations, but legally its legislative competence remains unlimited.

这是一项法律学说，而非对生硬政治权力的描述。在实践中，议会可能受到公众舆论、压力团体或国际义务的制约，但在法律上其立法权限仍是无限的。

3. Dicey’s Classical Doctrine | 戴雪的经典学说

A. V. Dicey, the Victorian constitutional theorist, identified three strands of parliamentary sovereignty. First, Parliament can legislate on any subject matter whatsoever. No area is legally off-limits to a sovereign Parliament.

维多利亚时代宪法理论家 A. V. 戴雪指出议会主权的三个要素。第一，议会有权就任何事项立法。对主权议会而言，任何领域都不存在法律禁区。

Second, no Parliament can bind its successors. A current Parliament cannot pass a law that restricts the legislative freedom of future Parliaments. Third, no court can question the validity of an Act of Parliament. Once enacted, a statute must be applied by judges.

第二，任何一届议会都不能约束其继任者。现任议会不能通过法律限制未来议会的立法自由。第三，任何法院都不能质疑议会法案的有效性。法案一经制定，法官必须适用。

4. Political and Legal Sovereignty | 政治主权与法律主权

It is useful to distinguish between legal sovereignty and political sovereignty. Legal sovereignty identifies where the ultimate legal power lies; in the UK this is Parliament. Political sovereignty lies with the

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