Exiled Loyalists from the United States first came, followed by African-American refugees (fugitive slaves), economic migrants, and later draft evaders from the Vietnam War.
Governor Haldimand (at the suggestion of Carleton) brought Loyalists away from Quebec City and Montreal by offering free land on the northern shore of Lake Ontario to anyone who would swear allegiance to George III.
[5] Together they were the largest single source of African-American immigrants, whose descendants formed the core of African Canadians.
[17] Canadian historian Jessica Squires states that draft evaders coming to Canada were "only a fraction" of those who resisted the Vietnam War.
[18] According to a 1978 book by former members of President Gerald Ford's Clemency Board, 210,000 Americans were accused of draft offenses and 30,000 left the country.
[19] More recently, peace studies researcher David Cortright estimated that 60,000 to 100,000 left the U.S., mainly for Canada or Sweden.