Maiden flight of the first U.S. <a href="https://en.wikipedia.org/wiki/Airship" id="mwpw" rel="mw:WikiLink" title="Airship">airship</a>, the <a about="#mwt21" data-mw='{"parts":[{"template":{"target":{"wt":"USS","href":"./Template:USS"},"params":{"1":{"wt":"Shenandoah"},"2":{"wt":"ZR-1"},"3":{"wt":"6"}},"i":0}}]}' href="https://en.wikipedia.org/wiki/USS_Shenandoah_(ZR-1)" id="mwqA" rel="mw:WikiLink" title="USS Shenandoah (ZR-1)" typeof="mw:Transclusion">USS<span typeof="mw:Entity"> </span><i>Shenandoah</i></a>.