| Answer | Crossword Clue |
|---|---|
| HST | Pres. when NATO was formed |
| HST | Pres. when NATO was founded |
| DDE | Pres. when SEATO was formed |
| HST | Pres. when the C.I.A. was created |
| ICEAGE | Period when Long Island was formed |
| WWII | When the O.S.S. was formed |
| DXX | Sixth-century year when the Kingdom of East Anglia was formed |
