Millwall's only campaign in European football
... that Millwall's only campaign in European football was marred by hooliganism?
... that <b id="mwBiY"><a href="./Millwall_F.C._in_European_football" id="mwBic" rel="mw:WikiLink" title="Millwall F.C. in European football">Millwall's only campaign in European football</a></b> was marred by hooliganism?