On March 10, 1847, the United States and the Grand Duchy of Oldenburg signed the Declaration of Accession to the Treaty of Commerce and Navigation with Hanover, to regulate trade, commerce, and navigation between the U.S. and Oldenburg. The declaration was signed by U.S. Special Agent Ambrose Dudley Mann and Oldenburg’s head of Foreign Affairs, W.E. de Beaulieu Marconnay.[2]
On December 30, 1853, the Grand Duchy of Oldenburg signed the Declaration of Accession to the Convention for the Extradition of Criminals, Fugitives from Justice, of June 16, 1852, Between the United States and Prussia and Other States of the Germanic Confederation, to establish reciprocal extradition of fugitive criminals in special cases.[3]
In 1867, the Grand Duchy joined the North German Confederation as a result of the Austro-Prussian War and continued relations under the Confederation. Relations further continued when it joined with the German Empire in 1871, but ended with the outbreak of the First World War and the American declaration of war against Germany.[1]
This article incorporates public domain material from "A Guide to the United States' History of Recognition, Diplomatic, and Consular Relations, by Country, since 1776: Oldenburg". U.S. Bilateral Relations Fact Sheets. United States Department of State.
