loyalty
... that Josiah Royce was the first philosopher to address the idea of loyalty, although writers in other fields had previously considered the concept?
... that <a href="./Josiah_Royce" id="mwCGo" rel="mw:WikiLink" title="Josiah Royce">Josiah Royce</a> was the first <a class="mw-redirect" href="./Philosopher" id="mwCGs" rel="mw:WikiLink" title="Philosopher">philosopher</a> to address the idea of <b id="mwCGw"><a href="./Loyalty" id="mwCG0" rel="mw:WikiLink" title="Loyalty">loyalty</a></b>, although writers in other fields had previously considered the concept?