In the "Island Thunder" expansion pack, there are U.S. Marines shown wearing the MARPAT camouflage. The pack was released in September 2002, making this one of the earliest depictions of MARPAT in a video game.
The building you guard during the polling center mission is a real building; it is the Cienfuegos town hall.
The game was released in 2002 and takes place in 2010.
The game predicted Fidel Castro would die in 2006, he died ten years later in 2016.