HMAS Sydney
... that HMAS Sydney was the first aircraft carrier owned by a British Commonwealth nation to serve in combat?
... that <b id="mwBbk"><a about="#mwt24" data-mw='{"parts":[{"template":{"target":{"wt":"HMAS","href":"./Template:HMAS"},"params":{"1":{"wt":"Sydney"},"2":{"wt":"R17"},"3":{"wt":"6"}},"i":0}}]}' href="./HMAS_Sydney_(R17)" id="mwBbo" rel="mw:WikiLink" title="HMAS Sydney (R17)" typeof="mw:Transclusion">HMAS<span typeof="mw:Entity"> </span><i>Sydney</i></a></b> <i id="mwBbs">(pictured)</i> was the first <a href="./Aircraft_carrier" id="mwBbw" rel="mw:WikiLink" title="Aircraft carrier">aircraft carrier</a> owned by a <a href="./Commonwealth_of_Nations" id="mwBb0" rel="mw:WikiLink" title="Commonwealth of Nations">British Commonwealth</a> nation to serve in combat?