This week Patrick covers the best in Irish and International history publications for May 2021. Books covered on the show include: 'Angels: A Visible and Invisible History' with Peter Stanford, 'Foundations: How the Built Environment Made Twentieth Century Britain' with Sam Wetherell, 'U-Boat Commander Oskar Kusch' with Eric C Rust, 'Rome is Burning: Nero and the Fire That Ended a Dynasty' with Anthony A Barrett and 'A Prince and a Spy' with Rory Clements.