Parliamentary system

A parliamentary system is a special way to run a country. In this system, the people who lead the government and the people who make laws work very closely together. This is often called a fusion of powers. The head of government must have the support of the parliament to stay in power. This support is known as "confidence." If the parliament loses confidence in the leader, the leader may have to leave.

This is different from a presidential system. In a presidential system, the president is not as directly tied to the legislature. In many parliamentary lands, there is also a ceremonial head of state. This person might be a king or a president with a very formal role.

How these systems work can vary quite a bit. Some parliaments have only one group of people, called unicameral. Others have two groups, which is called a bicameral system. In a bicameral parliament, there is usually a lower house and an upper house. The lower house is often the one that chooses the head of government. In a parliamentary republic, the head of state might be elected by the people. In other places, like Germany, they use an electoral college. In Italy, the members of parliament choose the head of state.

These ideas began a long time ago in Europe. One of the earliest examples was the Althing in Iceland. It gathered around the year 930. Another early written record was in 1188 in the Cortes of León in Spain. In England, a man named Simon de Montfort held famous parliaments in 1258 and 1265. These meetings helped limit the power of the king. Later, in the 1600s, the Parliament of England helped create new ideas for democracy. This led to important rules like the Bill of Rights in 1689.

Over time, the British system spread to many parts of the world. This is often called the Westminster system. You can see it in countries like Canada, Australia, and New Zealand. Some of these nations, like Barbados, are now republics with their own presidents. They still use the Westminster way of governing. In the 1900s, many more countries in Europe began using parliamentary systems. After World War II, new constitutions were made in places like Italy and Japan. These rules helped bring stable democracy back to those nations.

Today, there are different styles of parliamentary debate. Scholars often talk about the Westminster system and the Consensus system. The Westminster style is common in the Commonwealth of Nations. It often has a very lively and competitive style of debate. The Consensus system is used in most of Western Europe. Countries like Germany and Spain use this model. In these systems, the debating chambers are often shaped like a semi-circle. They also tend to use committees more often to do their work.