What on earth are you downplaying There never ever has been an above-ground test of a modern enhanced hydrogen bomb in the USA The Bikini Atoll test in the 1

What on earth are you downplaying There never ever has been an above-ground test of a modern enhanced hydrogen bomb in the USA The Bikini Atoll test in the 1950s using 75 year old technology killed people via radiation over 130 miles away Modern ICBMs carry several much more powerful warheads than that Even a few of them would make life on earth a permanent hell like peak covid pandemic but forever Even the "smallest" nuclear war would be one-and-we're-done event Eventually some tyrant on their deathbed will do it though