Northwest Seaport Alliance
... that the rival ports of Seattle and Tacoma merged to form the Northwest Seaport Alliance in 2014 because of increased competition from ports in British Columbia?
... that the rival ports of <a href="./Port_of_Seattle" id="mwAwI" rel="mw:WikiLink" title="Port of Seattle">Seattle</a> and <a href="./Port_of_Tacoma" id="mwAwM" rel="mw:WikiLink" title="Port of Tacoma">Tacoma</a> merged to form the <b id="mwAwQ"><a href="./Northwest_Seaport_Alliance" id="mwAwU" rel="mw:WikiLink" title="Northwest Seaport Alliance">Northwest Seaport Alliance</a></b> in 2014 because of increased competition from ports in British Columbia?