Portugal and Spain together (6)
I believe the answer is:
iberia
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">portugal and spain together</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for iberia that I've seen before include "European peninsula comprising Spain and Portugal" , "It comprises Spain and Portugal" , "Old name for Spanish peninsula" , "European countries" , "Overpower, overwhelm" .)