Operation Cold War Crisis is the prequel to Dragon Rising. The game was developed by Bohemia Interactive, and published by Codemasters and released in 2001. The game still has many dedicated players, because of it's high level of realism.
Expansions[]
The first expansion to Operation: Flashpoint was released in 2002; OFP: Resistance.
The second was released in 2005; OFP: Elite.