The <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Avro_Arrow" id="mw8g" rel="mw:WikiLink" title="Avro Arrow">Avro Arrow</a> program to design and manufacture <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Supersonic" id="mw8w" rel="mw:WikiLink" title="Supersonic">supersonic</a> <a href="https://en.wikipedia.org/wiki/Fighter_aircraft" id="mw9A" rel="mw:WikiLink" title="Fighter aircraft">jet fighters</a> in Canada is cancelled by the <a href="https://en.wikipedia.org/wiki/John_Diefenbaker" id="mw9Q" rel="mw:WikiLink" title="John Diefenbaker">Diefenbaker</a> government amid much political debate.