On Tue, 28 Feb 2006 08:20:40 -0500, Joseph Gwinn wrote:

Hiroshima and Nagasaki: Use of atomic weapons allowed WW2 to end
without requiring the physical invasion of the island of Japan.

Japan was already trying to surrender.
Worst case: Interdict ship transport of oil & materials to Japan.
They had no Navy left to speak of.
--
Cliff