Dated events associated with this case. Each event is a shared record: the same event appears identically wherever it is relevant.
· Referendum or popular consultation
Gibraltarians voted overwhelmingly to retain their link with the United Kingdom rather than pass under Spanish sovereignty.
Significance here: Gibraltar's founding expression of its preference to remain British, commemorated annually as National Day.
· Referendum or popular consultation
Gibraltarians overwhelmingly rejected a proposal for joint UK-Spain sovereignty explored in bilateral talks.
Significance here: Reaffirmed Gibraltarian opposition to any shared sovereignty arrangement, though the UK Government did not recognise the vote's legitimacy.
· Agreement
A treaty removing border checks and the physical border fence between Spain and Gibraltar was signed, while explicitly preserving British sovereignty.
Significance here: Ended 118 years of a physical land border and checkpoints between Spain and Gibraltar, resolving a major post-Brexit uncertainty without altering the underlying sovereignty dispute.
Dates show their real precision. Approximate or uncertain dates are labelled and never converted into an exact day.