Mainline Democrats are an aggressive, far left wing of the party, don't let anyone tell you otherwise. (nystateofpolitics.com)
[6] The left wing of the party fought back and managed to defeat any change: symbolically, it was then agreed to include Clause IV, part 4, on Labour Party membership cards. (en.wikipedia.org)
Tensions between Democratic Gov. Andrew Cuomo and the left wing of his party heightened after the governor attended a fundraiser to raise campaign money for a now - disbanded group of breakaway Senate Democrats. (wxxinews.org)