RSHA

The RSHA (German: Reichsicherheitshauptampt) was the Reich Main Security Organization, a division of the SS, headed by Heinrich Himmler. It was first commanded by Reinhard Heydrich, and then Ernst Kaltenbrunner.

While there were organization changes over time, the basic structure had six Amter, or Officesl:
 * Amt I: Personnel
 * Amt II: Administration and Finance
 * Amt III: Internal intelligence (Inland-SD)
 * Amt IV: Gestapo
 * Amt V: KriPo (Kriminal Polizei), German Criminal Police
 * Amt VI: External intelligence (Ausland-SD)
 * Amt VII: Indexes and records, archives