1. Its valley and the Salang Pass form an important international waterway . 2. For Chile, the Silala is an international waterway . 3. The Danube is an international waterway , where international companies have invested billions of German marks, 4. Suez Canal traffic would probably not be interrupted as Egypt pretty much treats it as an international waterway . 5. The ambassador said renewed hostilities would be disastrous to both countries and would endanger the busy international waterway . 6. In 1905, he was appointed the first chairman of the Canadian section of the International Waterways Commission. 7. The eastern half of the Great Belt is an international waterway , legally based on the 1857 Copenhagen Convention. 8. The sea is an international waterway [ thus it ] seeks dispute [ resolution ] at the international level. 9. We have asked for their assistance, but they refuse to contribute ( because ) it is an international waterway . 10. Neither those straits, nor any other major international waterway , is closed to U . S . ships now.