preparations or plots for private war
A specific crime under Japanese law (刑法第93条) covering acts of preparing or conspiring to wage a private war against a foreign state. Highly domain-specific legal term.
The crime of preparations or plots for private war is stipulated in Article 93 of the Penal Code.
Refers to private war itself; 私戦予備及び陰謀罪 is the specific crime of preparing or plotting such a war.
Crime of inducing foreign aggression; related but distinct from private war preparations.
Compound of 私戦 (private war), 予備 (preparation), 及び (and), 陰謀 (plot/conspiracy), and 罪 (crime). A modern legal term with no deeper historical derivation.