WASHINGTON: Determined to change the tone of the national debate over Iraq, the White House and Republicans in Congress launched a tightly coordinated effort last week to begin providing the media with stories of American progress in the still-turbulent country.

The effort began with President Bush's Sunday-evening address to the nation on September 7, in which he requested $87 billion from Congress to rebuild and stabilize the country. It continued last week with the launch of regular strategy sessions between Capitol ...