The Labour Party (A centre-left political party in the United Kingdom which has been described as an alliance of social democrats, democratic socialists and trade unionists. The party's platform promotes more state intervention, social justice and strengthening worker's rights. The party is currently headed-up by Jeremy Corbyn) .
The Labour Party originated in 1900, having grown out of the trade union movement and socialist parties of the 19th century. It overtook the Liberal Party to become the main opposition to the Conservative Party in the early 1920s.