Since the war began, he had already depleted more than half of our power, and if we don't resist now, we will completely lose the power to resist. In fact, we don't even have the power to resist now because he has nuclear weapons, and we don't.
But as long as you provide us with nuclear weapons, our resistance will make him hesitant to use nuclear weapons rashly, just like in this war, he does not casually use nuclear weapons against you, and you won't casually use them against us either.
What do you think? A empire plunged into civil strife would be meaningful to you, more so than the intangible power you aim to unlock with your research. And the cost to you is negligible."
Indeed, it is negligible. Even Ji Xinghe, who has already been promoted to Major General, isn't clear on how many nuclear weapons the Federation possesses.
When the continents formed the Federation, the continents with nuclear weapons disclosed the number of warheads they possessed.