| Answer | Crossword Clue |
|---|---|
| SUNNYSHALO | ONLY US, HANS!: 1983 |
| ENTRE | -- nous (only between us) |
| HAWAII | Only US state with two official languages |
| ARKANSAS | Only US state with a diamond mine |
| BETWEENYOUANDME | Known only to the two of us |
| TORRES | Only US swimmer to compete in five Olympics |
| OAHU | Site of the only royal palace in the US |
| REAGAN | Only US president with a star on the Hollywood Walk of Fame |
| JFK | Only US president to receive both a Purple Heart and a Pulitzer Prize |
| ALASKA | Only US state that can be typed on one row of the QWERTY keyboard |
