Detailed Instructions: In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.
Problem:French was the language of diplomacy and culture in Europe between the 17th and 19th century and is still widely used .
Solution:
From the 17th to the mid-20th century , French served as the pre-eminent international language of diplomacy and international affairs as well as a lingua franca among the educated classes of Europe .