context: Only the weakest of Charles's decent sons, Ludvig, was still alive when his father died and he inherited the kingdom. With no strong leader, times of turmoil began in the kingdom. The position of the Pope was clearly strengthened and finally, in 843 the Verdun Treaty, the kingdom was divided into three parts by Charles's grandsons.
question: In what year was the Verdun Agreement made?
answers.text: 843