Sentence examples for posed a difficult challenge from inspiring English sources

The crisis, touched off when Mr. Sadr's men attacked an Iraqi police station earlier this month, has posed a difficult challenge to the interim Iraqi government, led by Prime Minister Ayad Allawi, which took office less than two months ago.

That poses a difficult challenge for the ECB.

For both private and professional investors, this poses a difficult challenge.

There's an argument to say Georgia and Romania would pose a difficult challenge for Scotland and Italy.

The Kuomintang's candidate for president, Ma Ying-jeou, cautiously welcomed the results, warning that the March race would still pose a difficult challenge for the party.

While the lending programs have mostly ended, the giant balance sheet, which includes a large volume of bank reserves that the Fed created as it bought the assets, poses a difficult challenge for Mr. Bernanke.

Such freedom of movement and political activity could pose a difficult challenge to the government because of Mrs. Aung San Suu Kyi's high popularity among the population and her potential ability to rally huge crowds.

Such pervasive computing environments pose a difficult challenge in formally accessing the resources.

Their management algorithms are extrapolations from adult literature and they continue to pose a difficult challenge for pediatric urologists.

Carbon fibres in carbon matrix composites, however, pose a difficult challenge to image analysis systems due to the poor contrast between the different phases.

Hyperspectral dimensionality poses a difficult challenge for rigorous performance evaluations because of the unavailability of the number of test samples required by theories.