There will always be nations. The United States will last a long, long time, I believe. France and Germany and Japan, China, other nations, they're going to exist. But they're losing their significance and ability to deal with certain matters.
As they were during the Cold War, urban population centers remain the most likely targets of a nuclear attack. Now, however, an attack may come without warning from an unknown enemy, to achieve unclear motives.
I dont think just scaring people is enough. That worked during the freeze days to a major extent, but we really didnt achieve that much even at that time. You have to have more, you have to give people hope and a vision of a better world.
The probability of a fatal nuclear detonation is greater now than at any time during the Cold War. As the Russian military deteriorates, and as rogue governments and terrorists seek to acquire nuclear capabilities, the threat continues to grow.
The explosion of a terrorist's single nuclear device in a major metropolitan center would trigger an unparalleled humanitarian and environmental disaster. An accidental military launch of multiple warheads could result in a worldwide nuclear holocaust. Medical researchers and military analysts forebode grim consequences.