"Did the king ever cease to exercise his regal functions? Were these functions performed by any other constitutional sovereign meanwhile? The events of the year 1141 need not to be very lengthily discussed to demonstrate that for a brief period there was a break in Stephen's sovereignty, and a corresponding assumption of royal power by another ruler unhindered and unimpeached by the lack of any formality necessary for its full enjoyment.... William of Malmesbury, writing with all the opportunity of an eye-witness, and moving in the royal court at the very period, relates at full length in his _Historia Novella_ (ed. Hardy, for Historical Society, vol. ii. p. 774[229]), the particulars of the conference held at Winchester subsequent to the capture of Stephen after the battle of Lincoln, in the early part of the year, 4 Non. Feb. A.D. 1141.... This election of Matilda as Domina of England in place of Stephen took place on Sunday, March 2, 1141.... Until the liberation of the king from his incarceration at Bristol, as a sequel to the battle at Winchester in A.D. 1143, so disastrous to the hopes of the Empress, she held her position as queen at London. The narrative of the events of this period, as given by William of Malmesbury in the work already quoted, so clearly points to her enjoyment of all temporal power needed to constitute a sovereign, that we must admit her name among the regnant queens of England" (pp. 12-14). Two years later (June 9, 1875), Mr. Birch read a paper before the British Archæological Association,[230] in which, in the same words, he advanced the same thesis. The following year (June 28, 1876), in an instructive paper read before the Royal Society of Literature,[231] Mr. Birch wrote thus:—