Major stock markets outside the United States ended on Tuesday.
E.ON shares ended the day almost 6 percent higher after the company admitted defeat in its 18-month long bid for Endesa and joined forces with Enel and Acciona to carve up Spain's biggest utility.
The pan-European FTSEurofirst 300 index closed up 1 percent at 1,536.56 points, having earlier hit highs around 1,536.88, a level not seen since February 27 when a fall on the Chinese stock market hit investor sentiment around the globe.