Major European stock indexes fell in early Tuesday trading after reports of two explosions at the main airport in Brussels that left at least a dozen dead and many others injured.
Germany's DAX slipped by 1.75 per cent to 9,775 points, followed by a slight recovery, with shares in travel-related companies seeing the biggest falls following the news from Brussels.
Britain's FTSE 100 was down nearly 47 points, or 0.8 per cent, at 6,138 points. Euronext 100, the blue chip index for the pan-European Euronext exchange, fell by almost 1.2 per cent to 861 points.
"Once again terrorism has us firmly in its grip," said Robert Halver, a capital markets analyst at Baader Bank.
Shares in airlines Ryanair, Lufthansa, easyjet and Air France were down between 2.3 and 3.6 per cent in Tuesday trading.