Trier is a city in the state of Rhineland-Palatinate in western Germany, located on the banks of the River Moselle and close to the border of Luxembourg.
It was founded as a Celtic city in the the late 4th Century BC, then called "Treuorum." It was later conquered by the Romans in the 1st Century. Accordingly, Trier is possibly the oldest city in Germany.
People Born in TrierKarl Marx