The traditional parties , which had arisen in the late seventeenth century , became increasingly irrelevant to politics in the eighteenth century ( particularly after 1760 ) .
For some contests in some constituencies party labels were still used .
The traditional parties , which had arisen in the late seventeenth century , became increasingly irrelevant to politics in the eighteenth century ( particularly after 1760 ) , although for some contests in some constituencies party labels were still used .