444,575SCORE 8,748NATIONS 154,303NUKES 279,933SHIELD 426,984PRODUCTION 0TARGETS 0LAUNCHES 462,359INTERCEPTS 579,348STRIKES 0TARGETED 0INCOMING 134,773RADIATION
Launched nukes take 3-5 minutes to reach their target. They can be shot down in-flight by any nation by manually deploying Shield.
If they reach their target, they generate Radiation, which slows the rate of future Production. A 100% irradiated nation is destroyed along with all its resources.