The central Reichsbank of the Empire of Germany, suspends the redemption of the Reichsmark (a Bill of Credit) for gold (lawful Money).
[added 6/5/2022]
Subsequent Events:
References:
LESSONS FROM THE PAST – THE GERMAN HYPERINFLATION – The Big Picture
ritholtz.com/2011/04/lessons-from-the-past-–-the-german-hyperinflation/