Left or left-wing are a few of the many terms that are used when a group is described as "left" or "liberal" in American thought and politics. Such groups favor changing the political and social order in the nation and creating a more equal distribution of wealth and privilege. Such groups can range from the Communist Party to the Democratic Party. There are groups in economics as well as politics. There are left-wing environmental groups and left-wing religious groups. To name all the groups might be impossible. Wikipedia has several articles dealing with liberal or left-wing organizations.