merger
... that a boycott of Molson beer led to the successful merger of the National Hockey League and World Hockey Association in 1979?
... that a boycott of <a class="mw-redirect" href="./Molson" id="mwAjU" rel="mw:WikiLink" title="Molson">Molson</a> beer led to the successful <b id="mwAjY"><a class="mw-redirect" href="./NHL–WHA_merger" id="mwAjc" rel="mw:WikiLink" title="NHL–WHA merger">merger</a></b> of the <a href="./National_Hockey_League" id="mwAjg" rel="mw:WikiLink" title="National Hockey League">National Hockey League</a> and <a href="./World_Hockey_Association" id="mwAjk" rel="mw:WikiLink" title="World Hockey Association">World Hockey Association</a> in 1979?