Global trade growth has been weak during the period following the 2007–09 financial crisis. This is an important development for Canada, given the Canadian economy's high degree of openness to trade. This article investigates some of the factors behind the slowdown in global trade and finds that the weakness of global demand and its changing composition, increased protectionism and diminishing incentives to expand trade have all played a role. Some of these factors are likely to have only a temporary effect on trade growth, but others could be more long-lasting.