 Nyorai kuenderera mberi kweiyi ndima - Musi wa 12 Chikumi 2008, referendamu yakaitwapamusoro pokubvumidzwa kwechibvumirano cheLisbon. Ikoku kwakakundwa, noruzhinji rwa 46.6 kusvika ku53.4. Musi wa15 Gumiguru 2009, referendamu yechipiri yakaitwa kuti ibvumidzwe, iyo yakabvumidzwa ne67.1 kusvika ku32.9. 