| Answer | Crossword Clue |
|---|---|
| intermigration | two-way migration between two countries |
| intermigrations | INTERMIGRATION, two-way migration between two countries |
| bilateralism | two-sidedness; equality in value of trade between two countries |
| bilateralisms | BILATERALISM, two-sidedness; equality in value of trade between two countries |
| NIAGARA | Falls between two countries? |
| BILATERALTREATY | Pact between two countries |
| frontier | a border between two countries |
| TIMOR | Asian island divided between two countries |
| debatable | (of land) On the border between two countries and claimed by each |
