12 June – the ship Aquarius carrying 629 migrants that were rescued near Libya was denied entry to the Sicilian port by Italy's new interior minister Matteo Salvini and Malta.[4][5] The Spanish government offered the Aquarius the chance to dock in the secure port of Valencia, Spain and the Italian navy offered full assistance and a marine escort for the trip.[6][7]
4 July – the Spanish Government accepted another NGO vessel, in this case a Spanish NGO called Open Arms carrying 60 migrants after Italy and Malta rejected again open a port for the ship.[8] The same happened two weeks later.[9]
18 September – The sixth floor of the Hotel Ritz in Madrid collapses resulting in the death of one person while 11 others are injured. [10]
19 September – The Mossos d'Esquadra arrests in Tarrassaa man for planning the assassination of the Prime Minister Pedro Sánchez who was, angry with the plans to exhume Franco.
2 December – Vox 's results in the 2018 Andalusian regional election with 12 seats and 11% of the votes signalled the first time a far-right party had won seats in a regional parliament in Spain since the country's return to democracy, following the death of longtime dictator Francisco Franco in 1975.[11][12]