CountryActionAction DateEffective Date
UNITED KINGDOMSignature05/06/1854
UNITED KINGDOMRatification17/08/1854
UNITED STATES OF AMERICASignature05/06/1854
UNITED STATES OF AMERICARatification09/08/1854
UNITED STATES OF AMERICADenunciation17/03/186517/03/1866