When Americans look to Canada, they generally think of an ally, though one dominated by socialist economic policies. But the Canada of the 1970s and early 1980s—the era of left-wing Prime Minister Pierre Trudeau—no longer exists. America's northern neighbor has transformed itself economically over the last 20 years.

The Canadian reforms began in 1988 with a U.S. free trade pact that would lead to the North American Free Trade Agreement. But change really began to take off in 1993. A socialist-leaning government in Saskatchewan started by reducing spending and moving towards a balanced budget. This was followed by historic reforms ...

To read more you must be a subscriber of the Wall Street Journal.