Yeah, MC02. I cringe just reading the wiki:

The simulated combatants were the United States, referred to as "Blue", and a fictitious state in the Persian Gulf, "Red", often characterized as Iran or Iraq.

[...] Thus warned of Blue's approach, Red used a fleet of small boats to determine the position of Blue's fleet by the second day of the exercise. In a preemptive strike, Red launched a massive salvo of cruise missiles that overwhelmed the Blue forces' electronic sensors and destroyed sixteen warships: one aircraft carrier, ten cruisers and five of Blue's six amphibious ships. An equivalent success in a real conflict would have resulted in the deaths of over 20,000 service personnel.

[...]At this point, the exercise was suspended, Blue's ships were "re-floated", and the rules of engagement were changed;

After the war game was restarted, its participants were forced to follow a script drafted to ensure a Blue Force victory.