n. landmark; significant development
The UN Security Council also added its praise for the elections, stressing their historic importance as a milestone in Afghanistan's political process.
Sentence in Classic:
Then he sat down to rest by the side of the milestone, and began to think, for the first time, where he had better go and try to live.
Oliver Twist By Charles Dickens Context
Through the closely fastened windows the prisoner could perceive the houses and the pavement, that was all; but, true Parisian as he was, Bonacieux could recognize every street by the milestones, the signs, and the lamps.
THE THREE MUSKETEERS By Alexandre Dumas Context