A security document revision is underway, and reports suggest that nuclear submarines are being considered. This development could potentially lead to an arms race. The revision of the security document is a key factor in this consideration.

Further details about this development are available from the Global Times. The potential implications of this consideration are being discussed, with some noting that it could have significant effects.

The possibility of nuclear submarines being introduced is a notable aspect of the security document revision. For more information on this topic, readers can refer to the Global Times.