Which of the following statements are correct?

Germany were forced to give up some of its territories to Allied powers after the First World War.
Despite its defeat in 1918, Germany was allowed to maintain its pre-war territorial boundaries.
All of the above.
None of the above.

The correct statement is: Germany were forced to give up some of its territories to Allied powers after the First World War.

The correct statement is:

Germany were forced to give up some of its territories to Allied powers after the First World War.