Advocate Daily logo
Court of Appeal Affirms Employees In BC Must Meet High Standard For Discrimination

Every country is governed by a set of rules and regulations. These rules and regulations are known as the country’s Constitution. The Constitution outlines the government’s powers and duties, as well as the rights of private citizens.

The Constitution is a living document, meaning it can be amended or changed over time. For example, in the United States, the Constitution was first ratified in 1788, and it has been amended 27 times since then. Constitutional law is the body of law that governs the interpretation and implementation of a country’s Constitution.

It is also sometimes referred to as constitutional jurisprudence. This article discusses everything you need to know about constitutional law, including its history and key concepts. Read on to learn more.

Constitutional Law: The Definition

Constitutional law mainly refers to the rights carved out in a country’s Constitution. It also encompasses the rules and regulations that interpret and implement the Constitution. In other words, constitutional law governs how a country’s government functions and the rights of its citizens. Constitutional law also involves the relationships between different branches of government, such as the executive, legislative, and judicial branches. For example, in the United States, the President has the power to veto laws passed by Congress.

This is an example of how the different branches of government interact with each other, as laid out in the Constitution. Additionally, constitutional law encompasses international law, which is the law that governs relations between different countries. For example, the United Nations is an international organization with its own set of rules and regulations, known as the UN Charter.

Unlike other forms of law, such as criminal law, constitutional law is not codified. This means that no single document contains all of the rules and regulations governing constitutional law. Instead, the Constitution is interpreted by courts on a case-by-case basis.

Constitutional Law: The History

The concept of constitutional law has its roots in natural rights philosophy. This philosophy holds that all human beings have certain inherent rights, such as the right to life, liberty, and property. This philosophy was first articulated by thinkers such as John Locke and Jean-Jacques Rousseau in the 17th and 18th centuries. These philosophers believed that humans are born free and equal and that they should be able to live their lives without interference from the government.

The natural rights philosophy was a significant influence on the framers of the United States Constitution. In fact, the Preamble to the Constitution begins with the words “We the People,” which acknowledges that it is the people who give the government its power. The Constitution was ratified in 1788, and it has been amended 27 times since then.

The first ten amendments, known as the Bill of Rights, were ratified in 1791 and guaranteed certain rights for all Americans, such as free speech and the right to bear arms. Since the Constitution was ratified, there have been several landmark Supreme Court cases that have helped to define and interpret the Constitution. For example, in the 1803 case of Marbury v. Madison, the Supreme Court established the principle of judicial review, which is the power of the courts to strike down unconstitutional laws.

In the 1857 case of Dred Scott v. Sandford, the Supreme Court ruled that African Americans could not be citizens of the United States. This decision was overturned by the 13th and 14th Amendments to the Constitution, which were ratified in 1865 and 1868, respectively.

Constitutional Law: The Key Concepts

There are a few key concepts that are important to understand in constitutional law. They include:

Separation of Powers

The separation of powers principle dictates that different branches of government should be kept separate from each other. This is intended to prevent any one branch from having too much power. For example, in the United States, Congress has the power to make laws, but the President has the power to veto those laws. The Supreme Court has the power to strike down unconstitutional laws. This system of checks and balances ensures that no one branch of government becomes too powerful.


Federalism is a system of government in which power is divided between the national government and the states. In the United States, for example, the federal government has certain powers, such as the power to declare war, while the states have other powers, such as the power to regulate education. The division of powers between the federal government and the states is laid out in the Constitution. However, over time, the Supreme Court has interpreted the Constitution to give the federal government more power than was originally intended.

Civil Liberties

Civil liberties are rights that all Americans have, such as the right to free speech and the right to a fair trial. These rights are guaranteed by the Constitution and its amendments.

Legislative Procedures

Constitutional law establishes rules and procedures by which a country’s government legislates. These rules and procedures vary from country to country, but they typically involve some form of debate and voting in the legislature. For example, in the United States, a bill must be passed by both the House of Representatives and the Senate before it can become law. The President also has the power to veto a bill.

Executive Procedures

Constitutional law also establishes rules and procedures for the executive branch of government. These rules and procedures govern how the executive branch exercises its power. For example, in the United States, the President has the power to issue executive orders, which are directives that have the force of law. However, Congress can override an executive order if it passes a law that contradicts the order.

Judicial Procedures

Constitutional law also establishes rules and procedures for the judiciary. These rules and procedures govern how the courts interpret and apply the law. The Supreme Court is the final authority on constitutional questions in most countries. This means that if the Supreme Court rules that a law is unconstitutional, that law is effectively null and void.

Wrapping Up

Constitutional law is a complex and fascinating area of law that impacts every citizen. It governs the relationships between the government and its citizens, as well as among the different branches of government. By understanding the critical concepts of constitutional law, you can be better informed about your rights and responsibilities as a citizen.