Fonds includes research files, committee files (including minutes, memoranda, etc.), correspondence, professorial files (including notes, lectures, departmental business), financial records, publication files, printed materials, and other materials. Includes records related to the following publications: "The Politics of Survival: The Conservative Party of Canada" (1967), "Canada's War: The Politics of the MacKenzie King Government, 1939-1945" (1975, 1990), "A Reader's Guide to Canadian History 2: Confederation to the Present" (1982), "Bloody Victory: Canadians and the D-Day Campaign, 1944" (1984, 1994), "The Great Brain Robbery: Canada's Universities on the Road to Ruin" (1984), "Sacred Trust: Brian Mulroney and the Conservative Party in Power" (1985), "The Collins Dictionary of Canadian History" (1986), "How Britain's Weakness Forced Canada into the Arms of the United States" (1989), "A Nation Forged in Fire: Canadians and the Second World War" (1989), "Pirouette: Pierre Trudeau and Canadian Foreign Policy" (1990), "Mutual Hostages: Canadians and Japanese in World War II" (1990), "Spy Wars: Canada and Espionage form Gouzenko to Glasnost" (1990), "For Better or For Worse: Canada and the United States to the 1990s" (1991), "Dictionary of Canadian Military History" (1992), "The Generals: The Canadian Army's Senior Commanders in the Second World War" (1993, 1995), "Empire to Umpire: Canadian Foreign Policy to the 1990s" (1994), "Victory 1945: Canadians from War to Peace" (1995), "The Good Fight: Canadians and World War II" (1995), "Yankee Go Home? Canadians and Anti-Americanism" (1996, 1997), "Petrified Campus: Canada's Universities in Crisis" (1997), "The Canadian 100: the Hundred Most Influential Canadians of the Twentieth Century" (1997, 1998), "Trudeau's Shadow: The Life and Legacy of Pierre Trudeau" (1998, 1999), "Who Killed Canadian History?" (1998, 1999), "Prime Ministers: Rating the Prime Ministers" (1999, 2000), "Our Century" (2000), "Canada's Army: Waging War and Keeping the Peace" (2002), the New Canadian Readings series, the CIIA Contemporary Affairs series, as well as numerous scholarly papers, newspaper articles, and editorials.

Also includes records connected to Granatstein's activities with the Marlborough Avenue (Toronto) Ratepayers Association, the Social Science Federation of Canada, the Canadian Historical Association, the Senate Sub-committee on Veteran's Affairs (regarding the CBC's "The Valour and the Horror"), the Historica Foundation, the Dominion Institute, the Vimy Ridge Memorial Foundation, the Conference of Defence Associations Institute, the Council for Canadian Security in the 21st Century, the Canadian Defence and Foreign Affairs Institute, the Canadian Institute of International Affairs, the Canadian War Museum, the Royal Society of Canada, the Order of Canada, the Special Committee on the Restructuring of the Reserves, the Canadian Broadcasting Corporation's mini-series, Canada: A People's History; and oral history projects exploring the Conservative Party and the Liberal Party.