Hesse (German: Hessen) is a federal state (Land) of central Germany. It has an area of 8,147 square miles (21,110 sq km) and a population of 6,000,000. The state capital is Wiesbaden; the largest city is Frankfurt am Main, Germany's financial capital. Other major cities and towns include Darmstadt and Kassel. Until 2013 Hesse was ruled by Conservative CDU and liberal libertarian FDP. Now it will form a coalition with the CDU and the Leftist Environmental Alliance '90/The Greens.