Many people are angry and many others don't care. We enter a new national era.

Protest and indifference in Dallas after a white bartender beats a black woman provides a glimpse at what the next two years will look like.

It started the other night when a white bartender beat the hell out of a black woman, and it ended early Sunday morning with the cops clearing the street under threat of arrest so traffic could flow smoothly in the busiest bar district in Dallas.

“This is the Dallas Police Department,” an officer said through a bullhorn as 1 a.m. approached. “This is yo…