Europe's equity markets closed in the red on Tuesday amid Brexit fears. Germany DAX 30 Index finished 1.50% lower at 9,512.71, whereas Britain's FTSE 100 Index lost 2.01%, closing at 5,923.20 points. Meanwhile, France's CAC 40 Index dropped 2.32% to 4,129.06, and the pan-European Euro Stoxx 50 Index declined 2.02%, finishing at 2,795.97 points.