This map in the November 13 1948 edition of the Financial Post provides a great visual representation of why anti-Communism was so aggressive and pervasive within organized labour during the opening years of the Cold War. While the CCF was being red-baited in election campaigns, the CCF inside the CIO-affiliated Canadian Congress of Labour, in concert with the non-aligned Trades and Labour Congress, waged a ruthless war on Communist-led unions that dominated resource industries and a lot of critical manufacturing and logistics.