5 h 13 m, 9 ago 1842 ano - Border between US and Canada
Descrição:
The border between the United States and Canada is fixed east of the Rocky Mountains, including Maine and Minnesota, due to the signing of the Webster-Ashburton Treaty.
Adicionado na linha do tempo:
Data:
5 h 13 m, 9 ago 1842 ano
Agora
~ 181 years ago