false flag
act with the intent of disguising the actual source of responsibility and pinning blame on a second party
Operation Himmler
false flag operation by Nazi Germany to justify the invasion of Poland
Operation Opera Orientalis
1991 Yugoslav Air Force operation in Croatia
Operation Northwoods
Proposed false flag operation against the Cuban government that originated within the U.S. Department of Defense and the Joint Chiefs of Staff of the United States government in 1962