“When Saddam Hussein invaded his small, oil-rich neighbor in the summer of 1990, the Department faced its first full-scale post-Cold War international crisis.
Bush’s foreign policy team forged an unprecedented international coalition consisting of the NATO allies and the Middle Eastern countries of Saudi Arabia, Syria, and Egypt to oppose Iraqi aggression.
Although Russia did not commit troops, it joined the United States in condemning Iraq, its long-time client state.
The Department of State orchestrated the diplomacy for this grand coalition’s effective air campaign in January 1991, which was followed by “Operation Desert Storm,” a 100-hour land war, which expelled Iraqi forces from Kuwait. ...”
https://history.state.gov/departmenthistory/short-history/firstgulf
THE US State Department acts as its own PR man.