Movement. It is one of the Principles of Art.
Movement is a principle of design found in an artwork wherein its usage is to give the sensation of action by creating the look and feel of an action within the artwork. The movement found within the artwork will guide the viewer's eye to see the artwork as a whole and not by its pieces.
Other Principles of Art are Rhythm, Balance, Emphasis, Proportion, Gradation, Harmony, and Variety.
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I just sketch it out until it looks right if you have a pencil that is easy to erase just keep on trying until it looks like how you want it
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so some impacts could be that the protests destroy the roads, buidlings and other structures, many innocent people get injured, it causes a lot of trouble and inconvenience to businesses and other individuals. if school n universities or other educational centers are destroyed it will leave the citizens without a center to study at or they will have to study in a trashed building.
They will create art that sends a meaning of hope and violence and people will interprete the art in like "bad" ways.