The War on Drugs is waged more harshly against the poor and minorities who don't have the resources to fight back.

Draconian laws are never applied evenly to all people. African Americans comprise only 12.2% of the population but they make up 38% of those arrested for drug offenses and 59% of those convicted of drug offenses.

Read more about it:

Who Takes Responsibility for the Carnage? Race, Prison and the Drug Laws Race & the Drug War Tulia Blues The New Jim Crow Drugs and Race