The recent death of George Floyd at the hands of police in Minneapolis has triggered ongoing outrage across the United States  with tens of thousands taking to the streets to protest against racism and police brutality against African Americans.Floyd was a 46 year-old unarmed black man who was killed when a white police officer who put him in handcuffs and knelt on his neck for almost 9 minutes for simply using a counterfeit $20 bill. The brutality of this scene caught on camera triggered outrage and civil unrest in 140 American cities.It is the latest in a string of incidents in the US involving white police officers using violence to subdue, and kill unarmed and often innocent African American men and women.The role of art in revolutions is as old as time, and now George Floyd's portrait is overtaking the walls of cities across the globe. Find out how artists in the United States and the Middle East are standing in solidarity and raising awareness one artwork at a time.