Variations of one form, the old European system, were once used throughout Europe. It is used in Germany, where it comes from originally, and from where it eventually spread to the United Kingdom and thence subsequently to other Commonwealth countries and the United States.
The general officer ranks are named by prefixing "general", as an adjective, with field officer ranks, although in some countries the highest general officers are titled field marshal, marshal, or captain general.
In the 17th and 18th centuries, it became customary in Prussia and other German states to confer the rank of "full" general with the addition of the branch of service from which the general emerged and which originally also determined the character of the formations which he commanded, e.g. general of the infantry, general of the cavalry and general of the artillery. Such rank designations were also introduced in the Imperial Russian Army, firstly by the emperor Peter I