Pacific republic (5)
I believe the answer is:
nauru
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">pacific republic</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for nauru that I've seen before include "little nation" , "Smallest Pacific state" , "Pacific island country" , "Island country in Micronesia" , "Pacific republic, formerly Pleasant Island" .)