useless trivia: What Word Means: An Acronym: (Poor Little Old Me Syndrome)?

Questions

In 1960 First ---------- aircraft carrier, the "USS Enterprise", is launched. ?

In 1960 First atomic aircraft carrier, the "USS ---------- ", is launched. ?

In 1964 "---------- " premier. ?

In 1970 First Automated return of lunar sample by---------- . ?

In 1513 ---------- Nuez de Balboa is the first European to see the Pacific Ocean. ?