feudal fragmentation
... that the phenomenon of feudal fragmentation has had a significant impact on European history, particularly during the Middle Ages?
... that the phenomenon of <b id="mwE-8"><a href="./Feudal_fragmentation" id="mwE_A" rel="mw:WikiLink" title="Feudal fragmentation">feudal fragmentation</a></b> has had a significant impact on <a class="mw-redirect" href="./European_history" id="mwE_E" rel="mw:WikiLink" title="European history">European history</a>, particularly during the <a href="./Middle_Ages" id="mwE_I" rel="mw:WikiLink" title="Middle Ages">Middle Ages</a>?