Complex sentence: Many of the Model 10 revolvers were captured and used by some of the police forces, such as the Austrian Police during the occupation after WWII and some captured from the allies used by the pro German Milice française during WWII.
Split into simpler sentences: Many of the Model 10 revolvers were captured and used by some of the police forces, such as the Austrian Police, during the occupation after WWII. Some captured from the allies were used by the pro German Milice française during WWII.