Canada's benchmark S&P/TSX fell 94.36 points, or 1.59%, to 5,840.97.
European stocks slid amid ongoing geopolitical worries. London's Financial Times Stock exchange index finished down 32.90 points, or 0.86%, to 3,780.90. Germany's DAX index shed 48.51 points, or 1.79%, to 2,666.11. France's CAC index finished off 32.34 points, or 1.17%, to 2,733.56.
Asia's stocks nose-dived as investors feared more corporate failures in Japan. Tokyo stocks slid to a 19-year low. The benchmark Nikkei 225 index lost 339.55 points, or 3.76%, to 8,688.00. In Hong Kong, the Hang Seng Index tumbled 119.97 points, or 1.33%, to 8,931.40.