Canadian Prime Minister Pierre Trudeau invokes the <a href="https://en.wikipedia.org/wiki/War_Measures_Act" id="mwAQA" rel="mw:WikiLink" title="War Measures Act">War Measures Act</a> during the <a href="https://en.wikipedia.org/wiki/October_Crisis" id="mwAQE" rel="mw:WikiLink" title="October Crisis">October Crisis</a>.