What were the first primary challenges of modern day policing

The protests that had happened before in 2020.Also noone trusts police these days because of rumors that are spreading through for example that they just charge people for money.

Explanation:

the answer would be a i think?

they had many gains 1 one freedom for slaves the major cause of the civil war is that the   north wanted freedom for slaves but the south didn; t creaitng the civil war

another gain they have is poltiical influence

poltiical influence is a big thing everywhere even now peoplle are always trying to get the head up in poltics thats what they did by giving the republicians a good name for freeing slaves