The Treaty of Speyer or Peace of Speyer was signed on 23 May 1544 between Denmark-Norway and the Holy Roman Empire during an Imperial Diet of the Holy Roman Empire in Speyer, Germany.[1][2]
- ^ Wubs-Mrozewicz, Justyna (2018-12-12). "Neutrality before Grotius: A City, a State and Seven Salt Ships in the Baltic (1564-1567)". Journal of Early Modern History. 22 (6): 446–474. doi:10.1163/15700658-12342595. ISSN 1385-3783. S2CID 158629337.
- ^ Christensen, Thorkild Lyby (1969). "Scoto-Danish Relations in the Sixteenth Century: The Historiography and Some Questions". The Scottish Historical Review. 48 (145): 80–97. ISSN 0036-9241. JSTOR 25528790.