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Monthly Editorials

Our collection of monthly editorials looks at some of the technical rules of treaties, and how international law and respective treaties have evolved since the 17th century. Find out more by watching our video, browse the articles below, or use the links on the left to go directly to an area of interest.




Great Peace Treaties (Back to top)


The non-Westphalian Peace
The Peace of Utrecht and the Balance of Power
The Congress of Vienna (1814–1815)
The Peace of Breda (1667)
The Peace of Brest-Litovsk (3 March 1918)

Treaty-making and treaty law (Back to top)


Double-dating: Treaties under the Julian and Gregorian Calendars
Inclusion Clauses and the Bilateral Nature of Early-modern Peace Treaties
The Peace of Aachen (1748) and the Rise of Multilateral Treaties

The formation of international law through treaties (Back to top)


Vienna and the Abolition of the Slave Trade
Vienna and the Codification of Diplomatic Law
The Birth of Modern Private International Law: The Treaties of Montevideo (1889, amended 1940)

Borders (Back to top)


The Iran-Iraq Border: A Story of Too Many Treaties
Demarcating Sovereignty: A History of Dutch-Belgian Land Swaps
Erasing the Line: The Treaties of Madrid (1750) and San Ildefonso (1777)

The Nature of Peace Treaties (Back to top)


Wiping the slate clean… for now: Amnesty in early-modern peace treaties
From Hostage to Fortune to Prisoner of War
Splitting the Distance
Perpetual Peace
Restitution in Early-modern Peace Treaties: The Case of the Dutch-Spanish Peace Treaty of Münster (1648)—Part I
Restitution in Early-modern Peace Treaties: The Case of the Dutch-Spanish Peace Treaty of Münster (1648)—Part II

The order of Europe 1648-1815 (Back to top)


Fortress Belgium – The 1715 Barrier Treaty
The Diplomatic Revolution: The First Alliance of Versailles (1756)
The Diplomatic Revolution: The Second Treaty of Versailles (1757)
The 18th-century Antecedents of the Concert of Europe I: The Triple Alliance of 1717
The 18th-century Antecedents of the Concert of Europe II: The Quadruple Alliance of 1718
The League of Hanover (3 September 1725): Safeguarding the European Balance
The Wars of Louis XIV in Treaties (Part I): The Secret Treaty of Vienna (19 January 1668)
The Wars of Louis XIV in Treaties (Part II): The Peace Treaty of Aachen [Aix-la-Chapelle] (2 May 1668)
The Wars of Louis XIV in Treaties (Part III): The Secret Alliance of Dover (1 June 1670)

The order of Europe and the West 1815-1920 (Back to top)


1864 – The Schleswig-Holstein War
The War of 1866 and the Undoing of Vienna

The creation of a global order (Back to top)


Treaties Concluded by the Kingdom of Ryukyu
Treaties in Declarations and Manifestos of War

Treaties concerning Russian and Ottoman spheres of influence (Back to top)


A shift in the Russo-Ottoman balance of power in the Black Sea region: The Treaty of Kuçuk Kainardji of 1774
Janus-faced Mediation: A Treaty for the Pacification of Greece, 1826–1827

Treaties opposing the trans-Atlantic slave trade (Back to top)


Vienna and the Abolition of the Slave Trade
Mixed Commissions, Mixed Blessing: On the British-Portuguese Anti–Slave Trade Treaty of 1817