Does anyone here really take issue with Israel dismantling Iran's nuclear weapons program?

[DetroitLegalBeagle]

111. For them to do anything they would have needed to have made preparations months ago, which would have been noticed

Especially for China. An amphibious invasion is very difficult to plan and noticeable. The amount of ships necessary to get enough men and equipment across the Taiwan Straight, accounting for inevitable losses since the Straight is fortified by Taiwan is massive. An airborne invasion could be done more sneakily, but that limits heavy equipment and landing zones.
Russia can barely deal with Ukraine, and while they do have the population to support a much larger army that would be needed to invade Nato, nothing has shown they have the will to actually raise that army. Right now they are stuck with drafting every criminal and backwater Russian they can, plus using North Koreans, instead of having to start a wide ranging draft in western Russia
North Korea is more concerned with regime stability and posturing then anything. They do not have the ability to conquer South Korea. The South Koreans know it, they know it, we know, basically everyone knows it. Can they cause a large amount of casualties? Absolutely. Will doing so basically guarantee Kim and his regime get crushed. Absolutely. China will not back them on an invasion unless its useful for China. They only reason the Chinese deal with North Korea is because they want a buffer between them and the South. They do not want a western friendly democracy directly on their border. A controlled Kim regime is preferable to that end, which is why even China gets pissy with the North Koreans when they do stupid shit.