This marked major progress from the turn of the century, when researchers still considered sleep to be a quiet and unchanging state.

And that marked progress, of sorts.

During his tenure, the institution's international profile has made marked progress in the world's most reputable international rankings.

Iran has made marked progress in improving ties with other countries.

The cited "alarming" intelligence concerning Iran's nuclear program, including marked progress on key elements of its weaponization drive.

We have made marked progress toward meeting these objectives and I have recommended the resources that will help us continue along this path.

In the last two decades, Bangladesh has made marked progress in the economic arena and in some key areas of development.

We find the most marked progress in the field of police cooperation.

Although the 2001 parliamentary elections marked progress over previous elections, a number of isolated but serious irregularities were identified by international observers.

This has enabled marked progress in many countries, something which benefits the countries as a whole, whilst opening up markets.