Ontario is Canada's centre of gravity — the province that holds the most people, generates the most wealth, and shapes the country's idea of itself more than any other. Yet its history is rarely told whole. The Heartland Province does exactly that, tracing four centuries of extraordinary transformation from the Indigenous civilizations that built sophisticated nations across the Shield and the Great Lakes to the pluralist, contested, endlessly complicated province Ontario has become.

Daniel Hardy moves through this history with clarity and purpose: the fur trade alliances that bound French Canada to the interior; the Loyalist exodus that planted British roots in Upper Canada; the rebellions and reforms that slowly, painfully produced responsible government; the waves of migration that remade Ontario's cities generation by generation. He writes with equal attention to the grand sweep of events and the texture of lived experience — the timber shanties of the Ottawa Valley, the factory floors of Hamilton, the immigrant neighbourhoods of a Toronto that remade itself, repeatedly, into something no one had anticipated.

This is not a comfortable history. Hardy does not flinch from the broken treaties, the residential schools, the inequalities that accumulated alongside the wealth. But it is, finally, a history that takes Ontario seriously — not as a bland administrative fact but as a place that has been, against considerable odds, genuinely interesting.

The Heartland Province is essential reading for anyone who wants to understand Canada — because to understand Ontario is, in large measure, to understand the country it made.