How many do YOU know!?

I counted 109 of these....how may do you know of and their relevance? Do you know where I got the list?
Harry Truman
Doris Day
Red China
Johnny Ray
South Pacific
Walter Winchell
Joe DiMaggio
Joe McCarthy
Richard Nixon
Studebaker
Television
North Korea
South Korea
Marilyn Monroe
Rosenbergs
H Bomb
Sugar Ray
Panmunjom
Brando
The King And I
The Catcher In The Rye
Eisenhower
Vaccine
England's got a new queen
Maciano
Liberace
Santayana goodbye
Joseph Stalin
Malenkov
Nasser and Prokofiev
Rockefeller
Campanella
Communist Bloc
Roy Cohn
Juan Peron
Toscanini
Dancron
Dien Bien Phu Falls
Rock Around the Clock
Einstein
James Dean
Brooklyn's got a winning team
Davy Crockett
Peter Pan
Elvis Presley
Disneyland
Bardot
Budapest
Alabama
Khrushchev
Princess Grace
Peyton Place
Trouble in the Suez
Little Rock
Pasternak
Mickey Mantle
Kerouac
Sputnik
Chou En-Lai
Bridge On The River Kwai
Lebanon
Charles de Gaulle
California baseball
Starkwether
Homicide
Children of Thalidomide
Buddy Holly
Ben Hur
Space Monkey
Mafia
Hula Hoops
Castro
Edsel is a no-go
U2
Syngman Rhee
payola
Kennedy
Chubby Checker
Psycho
Belgians in the Congo
Hemingway
Eichman
Stranger in a Strange Land
Dylan
Berlin
Bay of Pigs invasion
Lawrence of Arabia
British Beatlemania
Ole Miss
John Glenn
Liston beats Patterson
Pope Paul
Malcolm X
British Politician sex
J.F.K. blown away
Birth control,
Ho Chi Minh
Richard Nixon back again
Moonshot
Woodstock
Watergate
punk rock
Begin
Reagan
Palestine
Terror on the airline
Ayatollah's in Iran
Russians in Afghanistan
Wheel of Fortune
Sally Ride
heavy metal
suicide
Foreign debts
homeless Vets
AIDS
Crack
Bernie Goetz
Hypodermics on the shores
China's under martial law
Rock and Roller cola wars
Harry Truman
Doris Day
Red China
Johnny Ray
South Pacific
Walter Winchell
Joe DiMaggio
Joe McCarthy
Richard Nixon
Studebaker
Television
North Korea
South Korea
Marilyn Monroe
Rosenbergs
H Bomb
Sugar Ray
Panmunjom
Brando
The King And I
The Catcher In The Rye
Eisenhower
Vaccine
England's got a new queen
Maciano
Liberace
Santayana goodbye
Joseph Stalin
Malenkov
Nasser and Prokofiev
Rockefeller
Campanella
Communist Bloc
Roy Cohn
Juan Peron
Toscanini
Dancron
Dien Bien Phu Falls
Rock Around the Clock
Einstein
James Dean
Brooklyn's got a winning team
Davy Crockett
Peter Pan
Elvis Presley
Disneyland
Bardot
Budapest
Alabama
Khrushchev
Princess Grace
Peyton Place
Trouble in the Suez
Little Rock
Pasternak
Mickey Mantle
Kerouac
Sputnik
Chou En-Lai
Bridge On The River Kwai
Lebanon
Charles de Gaulle
California baseball
Starkwether
Homicide
Children of Thalidomide
Buddy Holly
Ben Hur
Space Monkey
Mafia
Hula Hoops
Castro
Edsel is a no-go
U2
Syngman Rhee
payola
Kennedy
Chubby Checker
Psycho
Belgians in the Congo
Hemingway
Eichman
Stranger in a Strange Land
Dylan
Berlin
Bay of Pigs invasion
Lawrence of Arabia
British Beatlemania
Ole Miss
John Glenn
Liston beats Patterson
Pope Paul
Malcolm X
British Politician sex
J.F.K. blown away
Birth control,
Ho Chi Minh
Richard Nixon back again
Moonshot
Woodstock
Watergate
punk rock
Begin
Reagan
Palestine
Terror on the airline
Ayatollah's in Iran
Russians in Afghanistan
Wheel of Fortune
Sally Ride
heavy metal
suicide
Foreign debts
homeless Vets
AIDS
Crack
Bernie Goetz
Hypodermics on the shores
China's under martial law
Rock and Roller cola wars