Bahraini protesters run for cover from tear gas fired by police to disperse them in the village of Sanabis near Manama on Feb. 14, 2011 during a demonstration called for on Facebook.
Supporters of opposition leader Kizza Besigye set up a barricade during clashes in Kampala, Uganda Feb. 19, 2016.
Medics care for protesters who were injured on Sunday night in clashes with police that lead into Monday morning in the disctrict of Admiralty, Hong Kong. (Photo: Reuters)