Answer:
Germany used the loans to pay reparations to Britain and France.
Explanation:
Black codes were called black laws
Germany invaded neutral Belgium--Great Britain viewed an attack on a neutral country an act of aggression.
Germany invaded Belgium as a quick means to invade France. Belgium should have been avoided being a neutral country but Germany took the risk so they could attack France quickly and then turn to fighting Russia. Great Britain being in an alliance with France and Russia, fought on their side in the war.