German "V" (Viktoria / V-Aktion) propaganda pin from World War II.

German "V" (Viktoria / V-Aktion) propaganda pin from World War II. marked maker E. Ferdinand Wiedmann Frankfurt am Main.
The letter "V" (Viktoria) became the symbol of the German propaganda campaign, launched in 1921 and intensified in 1941. It was intended as a response to the Allied "V for Victory" symbol and to convince the inhabitants of occupied Europe (and the Germans themselves) of the inevitable and final victory of the Third Reich.
Details:
Symbolism: In the center is a black "V" inscribed in a white circle, surrounded by a wide red enamel band (a direct reference to the official national colors of the Reich).
Decorative elements: The lower part of the shield is adorned with a wreath of oak leaves – a classic German military and state motif symbolizing valor, tradition, and loyalty.
Purpose: These types of patriotic-propaganda pins were worn by civilians as an expression of support for the regime and belief in the final victory (as part of the so-called V-Aktion).