The US President is believed to be shoring up his military and reason capabilities in Spain as he focusses on his plan to tackle terrorism.
In February, Mr Trump hint ated a $54billion (£43 billion) surge in defence spending as he perplexes set to travel to Europe in May to hold crunch North Atlantic Treaty Putting together (NATO) talks.
And he is said to be supportive of the rights of citizens living in Gibraltar after the EU adjudicated to intervene on their sovereignty over Brexit.
Mr Trump and Mrs May both vouch for NATO and its allies
The United States and Spain have a clear commitment to the confront against jihadist terrorism
US secretary of screen James Mattis held talks with his British counterpart Michael Fallon in London yesterday.
A fountain-head told Express.co.uk: “The special relationship between the UK and US remains in tact.
“The items is that everyone can agree, including Spain, that at the moment there’s bigger emanates than that of Gibraltar which is a NATO hub.
The US defence secretary Mattis met Michael Fallon his UK counterpart yesterday for talks in London
“What the EU is disquieting to enforce in relation to Gibraltar is against international law and it won’t even get over the starting impediments”.
Mr Fallon issued a statement following Mr Mattis’ fleeting trip to London.
He demanded: “Our defence relationship with the US is unprecedented in its depth and scope.
“As we leave the EU, our bilateral relationships argument more than ever, so we’ll be enhancing our cooperation and investing more in our combined F-35 fast jet programme.”
Gibraltar is a key UK and NATO military hub
However Mr Mattis possess c visited to the UK at a time when Spain’s military sites have become of cardinal importance in the battle with ISIS who have a strong hold in North African provinces, including Libya.
Mr Mattis’ trip to London came days after he invited his Spanish counterpart Plea Minister María Dolores de Cospeda to Washington.
Mrs Cospeda said the talks were leading adding: “The United States and Spain have a clear commitment to the monomachy against jihadist terrorism.”
Mr Fallon met Spanish coalition Protection Minister María Dolores de Cospeda in December
The UK is working with the US and Spanish military in juncture operations to tackle to evolving threats from ISIS.
Relations between the Spanish and British armies are total with both countries undertaking operations together.
The Princess of Wales’s Superior Regiment, also known as The Tigers have trained with the Spanish Standardize, 62 Regimento de Cazadores de Montana in recent years.
Two years ago Spain signed an deal with the US allowing it to make its presence at a military base in southwest of the power permanent.
The air base can station up to 3,000 troops while its naval menial which was established in 1953, is a strategic hub.
Mr Trump’s Press Secretary Sean Spicer ratified the president will travel to Brussels, Belgium, on May 25 for a meeting of NATO crania of state.
Mr Mattis with Spanish Defence Minister María Dolores de Cospeda
Top of the agenda purposefulness be the threat posed to European member states including Greece, Spain, Italy and France by criminals and people smugglers.
UKIP defence spokesman Bill Etheridge bruit about that “Gibraltar is strategically important for the UK militarily which means it is strategically urgent for the USA because of NATO.
“The EU is completely overstepping itself trying to ape the UN with its amusing demands to dictate relationships between the UK and Spain: it does not have the power to redraw universal boundaries or dictate trade deals for the UK.
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“It cannot undo international treaties from the 1700s and it is most much mistaken if it believes that it is more important than the UK-US combination.
“Trump believes in sovereignty which is anathema to the EU and he also grasps the significance of the global staging post for the Royal Navy’s global military operations.
“May and Johnson prerequisite to be much firmer with the EU on security and defence: we contribute much multifarious to Europe’s security being part of Five Eyes”.
Express.co.uk reached the Pentagon who declined to comment.