| Answer | Crossword Clue |
|---|---|
| preinvasion | preceding an invasion |
| DDAY | When to launch an invasion |
| INROAD | An invasion or hostile attack |
| OCCUPIER | Member of an invasion force |
| SWATAHOUSEFLY | Stop an invasion, in a way |
| incursions | An invasion or attack, esp. a sudden or brief one |
| IDEAS | "An invasion of armies can be resisted; an invasion of ... cannot be resisted": Hugo |
