Spain signed Monday a fiscal treaty with Britain on Gibraltar as Brexit nears, to fight tax fraud and money laundering via the British overseas territory.

Spain's Prime Minister Pedro Sanchez said Wednesday Venezuela's leader Nicolas Maduro had "no intention of negotiating" but rejected any foreign military intervention in the economically-strapped country.

Spain on Saturday gave embattled Venezuelan leader Nicolas Maduro an ultimatum, saying it would recognise opposition leader Juan Guaido as president unless he calls elections within eight days.

Miners closed in Friday on a toddler who fell in a well on January 13 in southern Spain, keeping the country on tenterhooks with a rescue operation fraught with glitches.

Engineers began drilling a tunnel Saturday to find a two-year-old boy who fell into a well in southern Spain a week ago, joining hundreds of rescue workers already at the scene.

VAR has had a positive impact in its first season in La Liga despite recent criticism, the Spanish Football Federation's referees committee insisted on Tuesday.

Spain is holding its breath as emergency services attempt to rescue a 2-year-old boy thought to have become trapped in a 110-metre-deep well shaft.

Spanish migrant rescue charity Proactiva Open Arms said Monday that Spanish authorities were preventing its ship from setting sail in the Mediterranean to try to save migrants.

A charity rescue vessel carrying 311 mainly African migrants plucked off Libya docked in Spain on Friday, ending a traumatic journey which saw them spend Christmas at sea and several European nations denying the ship entry.

A Spanish fishing boat carrying 11 migrants rescued off the coast of Libya is heading to Malta, the Spanish government said on Sunday, bringing an end to a protracted standoff to find a safe port for the boat amid increasing European resistance to accepting migrants.

Tens of thousands of protesters, many wearing purple, marched through Madrid and other Spanish cities on Sunday to mark the International Day for the Elimination of Violence Against Women.

British Prime Minister Theresa May was headed back to Brussels on Saturday to defend the planned Brexit divorce deal even as Spain threatened to boycott an EU summit meant to endorse it.