After the assassinationofPresidentJohnFKennedy, the purchase of guns through the mail - which is how Lee Harvey Oswald bought his weapon - was outlawed.
This year award-winning American journalist Carl Bernstein, who broke the Watergate scandal in the Washington Post in 1972, will reflect on the Barack Obama administration and the American anniversaries of Gettysburg (150th), the Vietnam war (40th) and PresidentJohnF Kennedy's assassination (50th).