act of state(совершенный монархом или именем монарха и не могущий быть предметом судебного спора; Executive act exercising the sovereign power of a country (such as use of force against another country or a foreign individual) which cannot be challenged (or interfered with) by the courts. It includes any act of a government within its geographical boundaries which cannot be subject to the jurisdiction of the foreign courts. businessdictionary Alexander Demidov)