Explanation:
much of the knowledge written on them may have disappeared
Answer:
The Reich Fundamental Security Office was an association subordinate to Heinrich Himmler in his double limit as Culinary expert der Deutschen Polizei and Reichsführer-SS, the top of the Nazi Party's Schutzstaffel (SS). The association's expressed obligation was to battle all "adversaries of the Reich" inside and outside the lines of Nazi Germany.
They entered on the side of the Allies. (Britain, Russia ECT) to oppose the Axis Powers. (Japan, Germany, Italy)