British Prime Minister Theresa May has seen her list of obstacles to a final Brexit agreement extended as the Spanish Foreign Minister called for the international airport of the territory of Gibraltar to come under joint administration of the two countries.
As an EU-member state, Spain retains the right to veto any agreement between London and Brussels that it finds objectionable. Despite the territory voting overwhelmingly to remain in the European Union in the June 2016 membership referendum, the Spanish Government threatened that a Leave result would invited renewed claims from Madrid on Gibraltar.
READ MORE: What is Awaiting Gibraltar Amid Brexit?
Throughout that latter part of 2017, Theresa May's negotiations with the EU were in danger of sinking due to the impasse over whether a hard border will be established between the UK and the Republic of Ireland. A preliminary agreement reached at the last minute in December essentially delayed resolution of the issue until later in the negotiations.