我们在有生之年亲眼见证了从冷战最黑暗的时期到一个崭新时代的令人欢欣鼓舞的过渡，冷战时期的欧洲面临着毁灭性常规及核战争的现实威胁，但现在类似这样的现实威胁已经解除。
In our lifetimes, we have seen a welcome change from the darkest days of the Cold War, when a devastating conventional and nuclear war in Europe was a real possibility, to a new era in which no state faces this type of existential threat.