Generally speaking they are considered "unelectable" and thus mostly exert influence indirectly if at all. Especially in the United States, even many "progressi

Generally speaking they are considered "unelectable" and thus mostly exert influence indirectly if at all. Especially in the United States, even many "progressive" causes that have become relatively mainstream (in terms of popular support) are viewed by most people as having very little actual political representation due to the two-party system, and this has been well-understood by most people who call themselves progressives for several decades.