[184] Memorandum of Causes, &c., 1572 (No. 49). [185] Opinion of her Majesty's learned counsel against the legality of the monopolies, April 11, 1573, signed by R. Dillon, L. Dillon, J. Dowdall, N. Nugent, J. Plunkett, R. Talbot, and C. Fitzsimon; of whom the first four had been Attorney- or Solicitor-General. Sidney's Summary Relation in _Carew_, 1583. The Queen to Sidney, May 29, 1578, in _Carew_; Mayors of Dublin and Drogheda to the Queen and to Burghley, June 30, 1572; to the Privy Council, Aug.; to Lord Deputy Fitzwilliam, Jan. 6, 1573; to the same, March 25; several letters from Gilbert Gerrard, and Middlemore in 1578; Lord Deputy Fitzwilliam to Burghley, July 18, 1573. [186] Naunton's _Fragmenta Regalia_; _Perrott's Life_; Ormonde to Cecil March 5, 1570. [187] Formular of Instructions, &c., in _Sidney Papers_, Dec. 14, 1570; Morrin's _Patent Rolls_, i. 546. [188] Treaty with Tirlogh Luineach O'Neill, March 3, 1571; with O'Farrell, Feb. 11; Agnes Campbell (O'Neill) to the Earl of Morton, March 17; O'Donovan's notes to the _Four Masters_, 1570 and 1571; Fitzwilliam to Cecil, Feb. 5 and 11, 1571. Perrott landed at Waterford, Feb. 27. [189] Sidney to the Privy Council, June 24, 1570; Fitton to Cecil, August 27. _Four Masters_, 1570. [190] Fitton to Cecil, Feb. 8 and Feb. 19, 1571; to the Lord Deputy, March 9 and 11; Fitzwilliam to the Queen, April 7. [191] _Causes why Ireland is not Reformed_, by E. Tremayne, June 1571; Loftus to Burghley, July 8. [192] Ormonde to Burghley, with enclosures, June 18, 1571; to the Lord Deputy, March 3 and 18; Fitzwilliam to Burghley, March 15; Ormonde to Cecil, Dec. 7, 1570 and Feb. 27, 1571; to Fitzwilliam, May 1. _Four Masters_, 1571. [193] _Perrott's Life._ N. White to Burghley, April 9 and May 15. These operations were in April and May, 1571. [194] Fitzwilliam and Weston to the Queen, with enclosures, July 31. [195] Ormonde to Burghley, June 27, 1571; Brief of Expenses, Sept. 7; Fitzwilliam to Burghley, July 31. The siege of Castlemaine lasted from June 21 to July 27. To judge from slight remains, this renowned stronghold must have been small: probably, as in many other cases, the garrison ordinarily lived in thatched houses on the mainland. CHAPTER XXVIII. FOREIGN INTRIGUES. [Sidenote: Fitzmaurice wishes to make it a religious war.]