India, Nov. 1 -- On Monday, at the Montreal International Security Summit hosted by the Montreal Institute for Global Security, military leaders, diplomats, investors, policy-makers, and defence innovators sent a remarkably consistent message: Canada's security can no longer be separated from its economy, industrial capacity, or alliances.

Again and again, the discussion returned to uncomfortable truths. Capabilities matter more than declarations. Procurement must move faster. Canada needs sovereign manufacturing capacity in critical areas but cannot build everything alone. We must learn from Ukraine, work with trusted allies, secure critical minerals and supply chains, and create a defence industrial base capable not simply of buying eq...