The sovereign does not stand alone. Around the throne orbit those whose lives are defined by their proximity to it — the heir who waits, the regent who steps in, the consort whose role is determined by marriage rather than birth, and the broader family who must balance privilege against the suffocating weight of duty.
The line of succession establishes the order in which individuals would inherit the throne. For most of English and British history, succession followed male-preference primogeniture — meaning sons inherited before daughters, and elder sons before younger, but daughters could inherit if there were no sons. The Succession to the Crown Act 2013 changed this to absolute primogeniture — eldest child inherits regardless of sex, bringing Britain into line with several other European monarchies.
Individuals are removed from the succession if they marry a Roman Catholic (under the Act of Settlement 1701, still in force) or if they are not in communion with the Church of England. The requirement to be Protestant reflects the specific history of the English Reformation and the Glorious Revolution — the exclusion of the Catholic Stuarts in 1688 that brought the Protestant Hanoverians to the British throne.
To be born into the royal family is to be born into one of the most dangerous positions in pre-modern society. Proximity to the throne made a person valuable — and therefore a target. The history of royal families is saturated with murder, imprisonment, forced abdication and convenient death. The closer to the throne, the greater the danger.
A dynasty is a succession of rulers from the same family — and the dynastic name is itself a political statement. When William the Conqueror's line died out with Stephen, the Plantagenets took over. When the last Plantagenet died at Bosworth Field, the Tudors rose. When the Stuarts were expelled, the Hanoverians arrived from Germany. Each dynastic change represented a shift in the underlying power structure — new alliances, new loyalties, new claims.
The British royal family has been called Windsor only since 1917 — when George V changed the family name from Saxe-Coburg and Gotha during the First World War, when being identifiably German was politically catastrophic. The change was made by royal proclamation overnight. The family had been German for over two centuries; it became British by declaration in a day. Names carry power — and when the name becomes a liability, it is changed.
"I may be uninspiring, but I'll be damned if I'm an alien."
— George V, on changing the royal family's name from Saxe-Coburg-Gotha to Windsor, 1917