identic

Identical.

Precisely agreeing in sentiment or opinion and form or manner of expression; applied to concerted action or language used by two or more governments in treating with another government.

The English and French Governments had, on the 6th January, 1882, given to the Khedive an assurance of their support in an “identic declaration,” since known as the “dual note,” […]

The Department on March 5, 1909, notified the countries represented at the Naval Conference of its intention to prepare and transmit an identic circular note dealing with this question, and on October 18, 1909, an elaborate identic circular note [was prepared].