Despite nonviolent strategies used by protesters, police responses to civil unrest have evolved to becoming more militarized over time. Use of military-issue equipment like grenade launchers and flash-bangs (also known as stun grenades) has become more commonplace thanks to federal provisions to allow local police departments to use military grade equipment. Black Lives Matter activist Nekima Levy-Pounds spoke to the Star Tribune, saying
It deepens the divide between law enforcement organizations and citizens when we really should be building bridges between the two groups
This timeline explores the relationship between police and protesters. Click on each picture for more details.