1920s: Packinghouse workers in Calgary & Edmonton, members of the Amalgamated Meatcutters’ Union organize and go on strike

1921: The political arm of the United Farmers of Alberta forms the Government of Alberta with support from the trade unions (Finkel)
– Communist Party of Canada formed

1922: Canadian Labour Party is formed with a provincial wing in Alberta (Finkel)

1922: Edmonton local of Hotel and Restaurant Employees Union goes on strike against four cafés that want to cut waitresses’ wages by 27.5 percent, and wins major concessions from three of the café owners.

1923: A huge May Day rally supports striking Edmonton coal miners.
– Mineworkers Union of Canada formed by miners in Crowsnest Pass

1925: Chinese organize against the Exclusion Act

1926: Six members of the Canadian Labour Party are elected to the Alberta Legislature (Finkel)

1927: MWUC joins with Canadian Brother of Railway Employees in the new All-Canadian Congress of Labour (Noble Cause 162)

1926: Edmonton elects teacher C.L. Gibb to the legislature, the first provincial member from the city elected on a Labour ticket.

1929: Workers’ Unity League is formed, later incorporates the MWUC (Noble Cause 162)