International Socialist Group

International Socialist Group
LeaderCollective leadership (Central Committee)
Founded9 May 1987 (1987-05-09)
Dissolved2009
Preceded byInternational Marxist Group
League for Socialist Action
HeadquartersLondon
IdeologyEco-socialism
Trotskyism
Political positionFar-left
International affiliationFourth International
ColoursRed
Website
www.isg-fi.org.uk

The International Socialist Group (ISG) was a Trotskyist organisation in Britain. It was the British section of the Fourth International (FI) until 2009 when it dissolved into Socialist Resistance.