European stocks rose slightly on Wednesday, with banks and energy stocks leading the surge despite ongoing political crisis in France and U.S. government shutdown worries. Investors also shrugged off data that showed Germany's industrial production declined more than expected in August.Industrial output fell 4.3 percent year-on-year in August, in contrast to the 1.3 percent increase in July, Destatis reported. Output was expected to fall 1 percent.On a yearly basis, industrial production logged a decline o ...