Ogdensburg
Treaties
| Signed on | In force on | Title |
|---|---|---|
| 18 August 1940 | Declaration between Canada and the United States of America regarding the Establishment of a Permanent Joint Board of Defence |
| Signed on | In force on | Title |
|---|---|---|
| 18 August 1940 | Declaration between Canada and the United States of America regarding the Establishment of a Permanent Joint Board of Defence |