diplomacy
n. uncountablen. the skill of managing relationships between countries or groups of people. You use it to solve problems and reach agreements without fighting.
n. the profession, activity, or skill of managing international relations, typically by a country's representatives abroad. Refers also to the art of dealing with people in a sensitive and effective way.
The two countries used diplomacy to avoid a war.
After weeks of quiet diplomacy, the two nations finally agreed to open their borders for trade.
Successful international relations require a delicate balance of economic pressure and traditional diplomacy to ensure that all parties remain committed to the peace treaty.
From French diplomatie, a back-formation from diplomatique, ultimately from Latin diploma (“a letter of recommendation or authority”); see diploma.
Uncountable; frequently used with the verbs 'conduct', 'exercise', or 'employ'.