For its realization, serious diplomatic negotiations took place among European states in the years 1462-1464.

There is much more to them than diplomatic negotiation.

My vacation turned into a series of diplomatic and financial negotiations.

Brown says it was not his role to interfer in important diplomatic negotiations.

But what that demand means has become the subject of diplomatic negotiations.

This led to about a year of diplomatic negotiations.

They won't enter into any kind of diplomatic negotiation with us.

Are diplomatic negotiations still continuing, even though they have not produced any results so far, and most likely never will?

However, the text of the report does not look to me like recommendations for diplomatic negotiations.

He would lose an edge in their already tricky diplomatic negotiations.