欧州統一左派・北方緑の左派同盟
”“European right will widen gap with rivals after Brexit, projection shows”. Euronews (2019年6月13日). 2023年2月21日閲覧。 “Both the Non-Inscrits and the left-wing group of GUE/NGL would lose a single MEP while gaining none, plus the national-conservative European Conservatives and Reformists would see a net loss of one MEP.”“Parliament political groups under fire for "blocking" Greta Thunberg invitation”. The Parliament Magazine (2019年3月15日). 2023年2月21日閲覧。 “The left wing GUE/NGL group in Parliament said it had supported moves for Thunberg to address the plenary in Strasbourg this week, but says that the proposal was blocked by other groups, including the EPP, Alde, ECR, EFDD, and ENF.