Keta has a point despite the fact you can't force blacks to be cops they need to want to be cops.

When the Irish were being persecuted by cops they took the job over themselves. So it can be done.
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"Government does not solve problems; it subsidizes them." Ronald Reagan

"The trouble with Socialism is that you eventually run out of other people's money." Margaret Thatcher.

"How fortunate for governments that the people they administer don't think." Adolf Hitler