New developments in weapon systems during the 1950s and early 1960s created a situation that was most dangerous, and even conducive to accidental war.
I don't set goals. Like, that's what I want to be doing however many years from now. I do what I love to do at the moment. If I wake up tomorrow and decide I want to dance, that's what I'd do. Or design clothes.
Most historians agree that Abraham Lincoln was the most important man to ever occupy the White House because he abolished slavery and kept the states united through a bloody civil war.