grey-zone
grey area
gunboat diplomacy
proxy war
Chinese salami slicing strategy
Unrestricted Warfare
Russian invasion of Ukraine
Annexation of Crimea by the Russian Federation
/suto3/google.icongrey-zone
/suto3/Google画像検索.icongrey-zone
/suto3/Google定義検索.icon grey-zone
/suto3/wikipedia.icongrey-zone
/suto3/weblio.icon grey-zone
/suto3/kotobank.icon grey-zone
/suto3/jisho.icon grey-zone