<Table> <Tr> <Td> </Td> <Td> This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (September 2011) (Learn how and when to remove this template message) </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (September 2011) (Learn how and when to remove this template message) </Td> </Tr> <P> The Sudetenland (/ suːˈdeɪtənlænd / (listen); German: (zuˈdeːtn̩ˌlant); Czech and Slovak: Sudety; Polish: Kraj Sudecki) is the historical German name for the northern, southern, and western areas of former Czechoslovakia which were inhabited primarily by Sudeten Germans . These German speakers had predominated in the border districts of Bohemia, Moravia, and Czech Silesia from the time of the Austrian Empire . </P> <P> The word "Sudetenland" did not come into existence until the early 20th century and did not come to prominence until after the First World War, when the German - dominated Austria - Hungary was dismembered and the Sudeten Germans found themselves living in the new country of Czechoslovakia . The Sudeten crisis of 1938 was provoked by the Pan-Germanist demands of Germany that the Sudetenland be annexed to Germany, which happened after the later infamous Munich Agreement . When Czechoslovakia was reconstituted after the Second World War, the Sudeten Germans were largely expelled or killed, and the region today is inhabited almost exclusively by Czech speakers . </P>

What was the part of czechoslovakia where most german speakers lived called