<prompt> Qedela umusho olandelayo: Emhlanganweni okhethekile wokusekela iSivumelwano SaseLisbon mhlaka 19 Januwari 2008, iqembu lavuma ngesilinganiso samavoti angu-63,5 ukusekela iSivumelwano; lokhu kwehluleka ukuhlangabezana nesidingo seningi lezingxenye ezimbili kwezintathu leqembu ezindabeni zenqubomgomo. Ngenxa yalokho, i-Green Party ayizange ibe nomkhankaso osemthethweni enkulumweni yokuqala yeSivumelwano SaseLisbon, nakuba amalungu ngamanye ayebandakanyeka ezinhlangothini ezahlukene. I-referendum ayizange idlule ngo-2008, futhi kulandela ukuxoxisana kukahulumeni wase-Ireland namazwe angamalungu e-EU ngeziqinisekiso ezengeziwe zomthetho nokuqinisekiswa, i-Green Party yabamba omunye umhlangano okhethekile wesigungu eDublin ngo-18 Julayi 2009 ukunquma ukuma kwayo ku-  <response>: ukuvota kwesibili kweLisbon. Ngokunembile izingxenye ezimbili kwezintathu zamalungu eqembu abekhona zavotela ukumela uYebo enkulumweni yeningi. Lokhu kwakungokokuqala emlandweni weqembu ukuthi lalenze umkhankaso wokusekela isivumelwano saseYurophu. 