Grand Admiral a naval rank in one of the highest in the several European navies that use this system, what system are they using?
Grand admiral Grand admiral is a historic naval rank, the highest rank in the several European navies that used it. It is best known for its use in Germany as "Großadmiral". A comparable rank in other navies is that of fleet admiral.
Active Privy Councillor Active Privy Councillor (Russian: действительный тайный советник , deystvitelny tayniy sovetnik) was the civil rank (ru: чин / tsin) in the Russian Empire, according to the Table of Ranks introduced by Peter the Great in 1722. That was a civil rank of the 2nd class and equal to those of General-in-Chief in the Army and Admiral in the Navy. The rank holder should be addressed as "Your High Excellency" (Russian: Ваше Высокопревосходительство , Vashe Vysokoprevoskhoditelstvo). If the Foreign Minister had the rank of the 2nd class, he could be called Vice-Chancellor.