b'Appendix 2: The Vienna Convention The Vienna Convention: If the UK leavesThe Treaty contains articles that are based on the EU, British expats would be protected byacquired rights, which individuals build up the Vienna Convention on the Law of Treatiesover time and hold despite any changes in 1969, so those living in an EU country beforefuture treaties enacted by their nation. any exit would have acquired right to remain in Spain legally, as when they movedMoreover, acquired rights were this was sanctioned by law and the theacknowledged in Greenlands withdrawal EUs freedom of movement rights would befrom the European Economic Community honoured for all those citizens who reside(EEC). Under the term vested rights, the in other EEA nations prior to any TreatyEuropean Commission said that Greenland changes.should retain the substanceof free movement rights for workers from the EEC at the time of withdrawal. Angola EthiopiaSenegalBosnia and Herzegovina Holy See SeychellesBrazil Iraq SlovakiaChile Liberia SloveniaCte dIvoire Madagascar St. Vincent and theCroatia MontenegroGrenadinesCyprus Morocco SudanCzech Republic Niger The former YugoslavDemocratic Republic of the Pakistan Republic of Macedonia Congo Paraguay TunisiaDominica Peru UkraineEcuador Poland Uruguay Egypt Republic of MoldovaEstonia 211'