Seems like it would just be simpler to use an ICBM,
then you’d be sure.
“hour”
Before the convoy leaves (insert area of Yemen here) : )
Hypersonic missiles are not viable yet, not even close.
How this could never be mistaken for a nuclear launch is very unclear.
Seems to me that a clandestine program to put a nuke on a hypersonic missile would be an obvious enhancement to the program. The Russians could never be sure it was conventional.