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Party systems - Coggle Diagram
Party systems
Two-party system
Explanation
A system in which two parties have a realistic chance of forming government in an election and dominate the legislative system
Example
Throughout the twentieth century, the Conservatives or Labour Party controlled every government
Two-and-a-half system
Explanation
A system in which two main parties compete for power, but a third party is strong enough to be considered as a coalition partner
Example
From 2010 to 2015 the Conservative Party was in coalition with the Liberal Democrats had relatively few seats, they had enough to create a majority alongside a major party
One-party system
Explanation
A system in which one party experiences long periods in office over multiple elections, and dominate the legislative system.
Example
From 1997 to 2010 the Labour Party was in power and from 2010 to 2024 the Conservative Party was in power in the UK parliament
Multi-party system
Explanation
A system in which two main parties compete for power, but a third party is strong enough to be considered as a coalition partner
Example
In the Scottish Parliament in 2007, the SNP gained 47 seats, Labour 46, Conservatives 17, Liberal Democrats 16 and Green Party 2; 69 was needed for a majority. Ultimately the Green Party worked with the SNP to form a government