sealed orders
ORDER GIVEN THE COMMANDING OFFICER OF A SHIP OR SQUADRON THAT IS SEALED UP, WHICH HE IS NOT ALLOWED TO OPEN TILL HE HAS PROCEEDED A CERTAIN LENGTH INTO THE HIGH SEAS; AN ARRANGEMENT IN ORDER TO ENSURE SECRECY IN A TIME OF WAR
Sealed Orders; Sealed order
приказ в запечатанном пакете, секретный приказ (подлежащий вскрытию в предписанный момент)