This year marks the 75th anniversary of the bombing of Hiroshima and Nagasaki. And it has been 50 years since the Nuclear Non-Proliferation Treaty set out to halt the spread of the deadliest weapon mankind has devised. The anniversaries might have been a moment to take some comfort that the horror of August 1945 has never been repeated. Instead, the pillars of restraint are crumbling. We are heading for a nuclear free-for-all.
The fading of memories has had the perilous effect of making the nuclear threat seem almost fanciful. Forget weapons of mass destruction — the future of conflict, strate