Carte Blanche was the name of a North Atlantic Treaty Organization (NATO) field training exercise (FTX) held from 20 to 28 June 1955 in West Germany, the Netherlands, Belgium, Luxembourg and a section of France.
[4] The FTX attack was north to south to gain maneuver space; headquarters of the opposing forces were in West Germany.
Simulated aircraft downing was established by “photo guns”, and hundreds of planes were adjudged lost on each side.
[5] The narrative above was published by German mass market news magazine Der Spiegel two weeks after the exercise in the 13 July 1955 edition.
[citation needed] It reported 171 nuclear weapons were used against the defending NATO force, and 164 against the attacker; and that 268 of the 335 were exploded over German territory.