This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Riot on Nevsky prosp Petrograd. Nevsky Prospekt just after troops of the Provisional Government have opened fire with machine guns es Disturbios durante el fracasado alzamiento bolchevique Petrogrado julio de uwm edu html see also spb ru do object original archive photo Creator Viktor Bulla PDRusEmpire