King and Covenanter call up their forces and prepare for war. Alexander Leslie returns to Scotland. We look at how the armies are armed and trained, and how Scotland's famous castles held up in the era of gunpowder. Check out the podcast website Check out Pax Britannica Merch! Facebook | Twitter | Patreon | Donate For this episode, I found the following publications particularly useful: Adams, Goodare, Scotland in the Age of Two Revolutions Russell, C The Causes of the English Civil War Kishlansky, M, Monarchy Transformed Macinnes, Allan, The British Revolution, 1629-1660 Harris, T. Rebellion  Keynon, Ohlmeyer, The Civil Wars James Miller, ‘The Scottish mercenary as a migrant labourer in Europe, 1550-1650’, in Erik-Jan Zürcher (ed), Fighting for a Living Book Subtitle: A Comparative Study of Military Labour 1500-2000 Alexia Grosjean, Steve Murdoch, Alexander Leslie and the Scottish generals of the Thirty Years' War, 1618-1648 Steve Murdoch (ed), Scotland and the Thirty Years' War Learn more about your ad choices. Visit podcastchoices.com/adchoices