Four players from Union Berlin will head off to join their respective national teams over the next few weeks.
Captain Christopher Trimmel has been called-up to the Austrian national team for the matches against Moldova, Israel and Scotland next month.
Norway will play Netherlands, Latvia and Gibraltar in September and their squad will include the versatile Julian Ryerson.
Summer signing Frederik Rönnow will join up with the Danish national team following his role in the squad at the Euros. In the same group as Austria, Denmark will play Scotland, the Faroe Islands and Israel.
Meanwhile, Poland’s Tymoteusz Puchacz will play for his national team at the start of September, having represented his country at the 2020 European Championship. Poland have three matches to look forward to against Albania, San Marino and England.