Ústí nad Labem (; ) is a city in the Czech Republic. It has about 92,000 inhabitants and is the capital of the Ústí nad Labem Region. It is a major industrial centre and, besides being an active river port, is an important railway junction. Administrative division Ústí nad Labem is divided into four boroughs, which are further divided into 22 administrative parts: Ústí nad Labem-město (parts Ústí nad Labem-centrum, Božtěšice, Bukov, Habrovice, Hostovice, Klíše, Předlice, Skorotice, Strážky, Vaňov and Všebořice); Ústí nad Labem-Neštěmice (parts Krásné Březno, Mojžíř and Neštěmice); Ústí nad Labem-Severní terasa (part Severní Terasa); Ústí nad Labem-Střekov (parts Brná, Církvice, Kojetice, Olešnice, Sebuzín, Střekov and Svádov). Etymology The name of Ústí nad Labem is formed from the Old Czech ("river mouth") and (the Elbe River). It thus literally means "Mouth-upon-the-Elbe", in reference to its location at the Bílina's confluence with the Elbe. It is popularly known as Ústí for short. The Czech name was Latinized as and Germanized as or . Before Czechoslovak independence amid the dissolution of Austria-Hungary following the World War I, the town was usually known in English as Aussig, but sometimes also referred to as Aussyenad, Labem, or Oustí nad Labem. Geography Ústí nad Labem is situated in a mountainous landscape at the confluence of the Bílina and Elbe rivers. Half of Lake Milada lies in the municipal territory. The southern part of the territory lies in the Protected Landscape Area České Středohoří. The highest peak is Široký Vrch with an elevation of ). History For years, the charter of the Prague Benedictine monastery from 993 was considered to be the first written mention of Ústí nad Labem, but it has been proven to be a hoax. The first verificated written mention is in the charter of the chapter at the Church of St. Stephen in Litoměřice, dated to 1056 or 1057. In 1249, it was first mentioned with the title of royal town. In the second half of the 13th century, King Ottokar II of Bohemia invited German settlers into the country and granted them a German form of municipal incorporation, thereby founding the city proper. In 1423, as King of Bohemia, Sigismund pledged the town to Elector Frederick I of Meissen, who occupied it with a Saxon garrison. It was besieged by the Hussites in 1426: a German army of 70,000 was sent to its relief but the 25,000 besiegers defeated