The bill H.R. 669 aims to restrict the President's ability to use nuclear weapons without Congressional approval. It states that a "first-use" nuclear strike, which means attacking with nuclear weapons before an enemy has used them, can only occur if Congress has officially...
Simple Explanation
The bill H.R. 669 is like a rule saying the President can't press the "nuclear button" first without getting a big "yes" from Congress. This means Congress has to say, "It's okay to use nuclear weapons first," and this helps make sure everyone agrees before using something really powerful.