Title: Navigation : exchange of notes between the Government of Canada and the Government of the United States of America constituting an agreement extending the agreement between the Government of Canada and the Government of the United States of America providing for coordination of the icebreaking activities of Canada and the United States on the Great Lakes, done at Ottawa on December 5, 1980, as amended, Washington, December 4 and December 5, 2000, in force December 5, 2000 =
Subjects: Brise-glaces, Ice breaking operations, Manœuvres
Places: Grands Lacs, Great Lakes