Justice delay is justice denied?

It means that if justice is not carried out right away, then even if it is carried out later it is not really justice because there was a period of time when there was a lack of justice.

Justicia Cunctator est Justicia Denego.

paragraph on justice delayed or justice denied

If you are asking about the treatment of the Jews in Nazi Germany please have a look at the related question, which should answer your question.

Justice is something meant to be handled at the present moment. This is so because, like Martin Luther King said, "Injustice anywhere is a threat to justice everywhere." Therefore if someone delays...