It was the greatest, and perhaps the most important, achievement in the history of science.

Even before he spoke, his audience knew of important achievements.

In a sense, though, her most important achievement is as a symbol.

However, some of the club's most important achievements have not been in football.

His most important achievements are in the field of Roman law.

It was, first of all, an important technical achievement, they said.

Many Chinese people think that this was his most important achievement.

The right of petition is an important achievement for our citizens.

Reaching this third week is a very important and significant achievement.

He does not count that as his most important achievement.