What are those objectives? Can they be achieved by dropping bombs from the sky? The US, and the rest of the world, are still waiting to know the answer to the

What are those objectives? Can they be achieved by dropping bombs from the sky? The US, and the rest of the world, are still waiting to know the answer to the first. Why was this war on a whim needed now? What was so imminent that the ongoing negotiations could not have continued? The second answer is a definitive no, it's never been except for that one time that ended of WW2 when no one else had nukes.