A picture from the war - Dramatic Photos | Gallery

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#1

A picture from the war

Location unknown, probably Poland. Can somebody identyfy the unit those standing belong to?

This is a companion discussion topic for the original entry at https://ww2incolor.com/gallery/dramatic-photos/54318/a-picture-from-the-war
#2

Polizei for the german in the middle.

http://t15.deviantart.net/ePB37iaHG_dKbUMiImbZpG3RI8k=/300x200/filters:fixed_height(100,100):origin()/pre03/cbb1/th/pre/i/2012/195/4/c/hauptmann_polizei_helmet_by_themistrunsred-d57a84e.jpg

#3
#4

these are mp28 sub machineguns?