Historically, it was: https://en.wikipedia.org/wiki/Sprint_(missile)
Would be handy today.
That era of ballistic interceptors all relied on large nuclear warheads to have any effect.
The modern, hard problem is avoiding using a nuke, because detonating a nuclear warhead above your own country is Bad
That era of ballistic interceptors all relied on large nuclear warheads to have any effect.
The modern, hard problem is avoiding using a nuke, because detonating a nuclear warhead above your own country is Bad