Words similar to negotiator

Example sentences for: negotiator

How can you use “negotiator” in a sentence? Here are some example sentences to help you improve your vocabulary:

Movies -- The Negotiator ;
His position as the man in charge of the pipeline made him an effective negotiator with post-Soviet republics, which depend on Russia for natural gas and generally have huge unpaid gas debts.
"Vital hours for Kosovo peace" said the Times . The Daily Telegraph noted that the European Union's negotiator, Finnish President Martti Ahtisaari, is the first Western leader to visit Belgrade since the start of the bombing campaign March 24 and that "hopes were higher than at any time."
Can you identify the source of each of these descriptions of the triumphant negotiator?