Question: What is the name of the primary symbol, which is now outlawed outside of the context of art or science, and was widely used even on the state flag?
Sentence (from "Nazi symbolism"): The 20th century German Nazi Party made extensive use of graphic symbolism, especially the "Hakenkreuz" (swastika), which was used as its principal symbol and, in the form of the swastika flag, became the state flag of Nazi Germany.
Relevant evidence: Yes