Beijing

Beijing was a city in China.

Background
The Sierra Depot GNN transcript states that U.S. forces were able to push Chinese forces to Beijing during the Resource Wars on October 22, 2077, with the help of newly developed power armor combat suits.

Appearances
Beijing is mentioned in Fallout 2, the Fallout 3 add-on Operation: Anchorage, and

Behind the scenes

 * Beijing is a real world city of the same name and the capital of China.
 * The city was planned for inclusion in the canceled Fallout: Extreme as a location in the final chapter of the game.