<a href="https://en.wikipedia.org/wiki/Melbourne–Evans_collision" id="mw6g" rel="mw:WikiLink" title="Melbourne–Evans collision">Melbourne–Evans collision</a>: off the coast of <a href="https://en.wikipedia.org/wiki/South_Vietnam" id="mw6w" rel="mw:WikiLink" title="South Vietnam">South Vietnam</a>, the Australian aircraft carrier <a about="#mwt72" data-mw='{"parts":[{"template":{"target":{"wt":"HMAS","href":"./Template:HMAS"},"params":{"1":{"wt":"Melbourne"},"2":{"wt":"R21"},"3":{"wt":"6"}},"i":0}}]}' href="https://en.wikipedia.org/wiki/HMAS_Melbourne_(R21)" id="mw7A" rel="mw:WikiLink" title="HMAS Melbourne (R21)" typeof="mw:Transclusion">HMAS<span typeof="mw:Entity"> </span><i>Melbourne</i></a> cuts the U.S. Navy destroyer <a about="#mwt73" data-mw='{"parts":[{"template":{"target":{"wt":"USS","href":"./Template:USS"},"params":{"1":{"wt":"Frank E. Evans"},"2":{"wt":"DD-754"},"3":{"wt":"6"}},"i":0}}]}' href="https://en.wikipedia.org/wiki/USS_Frank_E._Evans" id="mw7Q" rel="mw:WikiLink" title="USS Frank E. Evans" typeof="mw:Transclusion">USS<span typeof="mw:Entity"> </span><i>Frank E. Evans</i></a> in half; resulting in 74 deaths.