A shining effigy of controversial Turkish President Recep Tayyip Erdogan has suddenly appeared in southwestern Germany—to the surprise and chagrin of locals.The 13-foot statue, painted gold, depicts Erdogan with his hand, outstretched and pointing at the horizon. Erdogan is a divisive figure in Germany—which has a diaspora of around 3 million people of Turkish nationality or descent—and when residents of Wiesbaden, 20 miles west of Frankfurt, woke up to a monument honoring the man, they had questions for city officials."We have received calls from a string of irritated citizens—it is not clear to people that it is part of the...