Ancient land in eastern France
I believe the answer is:
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">ancient land in eastern france</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 alsatia that I've seen before include "old criminal sanctuary" , "and German shepherds?" , "One-time refuge for criminals" , "Place giving name to German shepherd dogs" , "area around Whitefriars, once" .)