Name The Year: 1st controlled nuclear chain reaction (University of Chicago).?

Questions

A woman never forgets the man who remembers, was the 1950’s advertising slogan for what brand of chocolates?

What was the name of the cartoon bird mascot of the U.S. Forest Service whos slogans included “Give a hoot, don’t pollute” and ‘lend a hand, care for the land”?

What did the call letters of Chicago radio and TV station WLS originally stand for, in reference to Sears Roebuck (its former owner)?

What was the name of the pet mongrel dog of President Lyndon Johnson found by Johnson’s daughter Luci at a Texan gas station?

What was the name of the girlfriend of Bazooka Joe in the comics included with Bazooka Bubble Gum?