Romania’s Prime Minister Victor Ponta has resigned. Pressure has been piling on Ponta for the last month. In October 2015, he lost the Social Democratic Party (PSD) leadership to Liviu Dragnea amid a tax fraud scandal and became the country’s first sitting premier to stand trial forcorruption. The final straw appears to have been last Friday’s (October 30) fire at a nightclub in the capital. As...