“But setting fires to cities and meaningless destruction is wrong ... like violence that puts people's lives at risk,” his statement said.

Biden said that as president, he "will help lead this conversation."

“More importantly, I will listen to others,” he assured.

Protests in several US states began after George Floyd, a 46-year-old Minneapolis resident who was detained by policemen, died in a hospital on May 25.

The Minnesota authorities have decided to fully mobilize the National Guard for the first time in state history in connection with the situation.