The Electoral Palatinate (German: Kurpfalz) or the Palatinate (Pfalz), officially the Electorate of the Palatinate (Kurfürstentum Pfalz), was a state that was part of the Holy Roman Empire. Counts palatine of the Rhine served as prince-electors (Kurfürsten) from "time immemorial," were noted as such in a papal letter of 1261, and were confirmed as electors by the Golden Bull of 1356.

The social market economy (SOME; German: soziale Marktwirtschaft), also called Rhine capitalism, Rhine-Alpine capitalism, the Rhenish model, and social capitalism, is a socioeconomic model combining a free-market capitalist economic system alongside social policies and enough regulation to establish both fair competition within the market and generally a welfare state.

Princess is a regal rank and the feminine equivalent of prince (from Latin princeps, meaning principal citizen). Most often, the term has been used for the consort of a prince, or for the daughter of a king or prince.