1. S[wedish] R[iksarkivet, Stockholm], AOSB ser B. E583; A. Grosjean, An Unofficial Alliance: Scotland and Sweden, 1569–1654 (Leiden, 2003), pp. 197, 202–5. I would like to thank Dr Alexia Grosjean, University of St Andrews, for providing me with her translation of Hugh Mowatt’s letters to Sweden, 1645–7.
2. P. C. Molhugsen, B. L. Meulenbroek, P. P. Witkam, H. J. M. Nellen and C. M. Ridderikhoff (eds), Briefwisseling van Hugo Grotius (1583–1645), 17 vols (’S-Gravenhage and The Hague, 1928–2001), Xii, 555, 591–2, 728; Xv, passim and p. 652; Xvi, passim.
3. The British ramifications of the Covenanting movement are covered in more detail in Allan I. Macinnes, The British Revolution, 1629–60 (Basingstoke, 2004), Chs 4 and 5.
4. For a more Anglocentric take on the movement’s British impact, see David Scott, Politics and War in the Three Stuart Kingdoms, 1637–49 (Basingstoke, 2003), pp. 9–132
5. Austin Woolrych, Britain in Revolution, 1625–60 (Oxford, 2002), pp. 85–332.