a maneuver in international affiars, in this case a diplomatic warning
political step or initiative.
A coined word created by diplomats, referring to a strongly worded warning by one country to another and often, either explicitly or implicitly, with the threat of military consequence. Demarches are often precursors to hostilities or war.
A démarche is a formal diplomatic representation of one government’s official position, views, or wishes on a given subject to an appropriate official in another government or international organization. Demarches generally seek to persuade, inform, or gather information from a foreign government. Governments may also use a demarche to protest or object to actions by a foreign government.