Trade Unions Trade Unions, see WORKING-CLASS HISTORY; UNION CENTRALS; and entries under LABOUR. Trade Unions Trade Unions, see WORKING-CLASS HISTORY; UNION CENTRALS; and entries under LABOUR. Links to other sites New Democratic Party of CanadaThe official website of the New Democratic Party of Canada. Cradle of Collective BargainingThe impact of Technology on collective bargaining is examined on this site that focuses on the Hamilton Labour experience. A Canada's Digital Collections website. Recommended Your friends are reading Canadian Labor Union 0 Unions 0 National Farmers Union 0 The Deportation of the Acadians 6 “O Canada” 6 New France 4 You must be logged in to post a comment.