<Table> O Canada <Tr> <Td_colspan="2"> Sheet music for Canada's national anthem, in English, French, and Inuktitut </Td> </Tr> <Tr> <Td_colspan="2"> National anthem of Canada </Td> </Tr> <Tr> <Th> Also known as </Th> <Td> French: Ô Canada </Td> </Tr> <Tr> <Th> Lyrics </Th> <Td> Adolphe - Basile Routhier (French, 1880), Robert Stanley Weir (English, 1908) </Td> </Tr> <Tr> <Th> Music </Th> <Td> Calixa Lavallée, 1880 </Td> </Tr> <Tr> <Th> Adopted </Th> <Td> July 1, 1980 </Td> </Tr> <Tr> <Td_colspan="2"> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> </Td> </Tr> </Table> <Tr> <Td_colspan="2"> Sheet music for Canada's national anthem, in English, French, and Inuktitut </Td> </Tr>

When did o canada become canada's national anthem