1870 Londonderry City by-election
... that the results of the 1870 Londonderry City by-election were cited as evidence of co-operation between Episcopalian and Presbyterian voters in Ulster?
... that the results of the <b id="mwtg"><a href="./1870_Londonderry_City_by-election" id="mwtw" rel="mw:WikiLink" title="1870 Londonderry City by-election">1870 Londonderry City by-election</a></b> were cited as evidence of co-operation between <a href="./Anglicanism" id="mwuA" rel="mw:WikiLink" title="Anglicanism">Episcopalian</a> and <a href="./Presbyterianism" id="mwuQ" rel="mw:WikiLink" title="Presbyterianism">Presbyterian</a> voters in Ulster?