Brazil 's capital, a distinction it lost on 21 April 1960 when newly built Brasilia became the capital.
Kuyiphutha elijwayelekile ukucabanga ngeRio njengenhloko-dolobha yaseBrazil, umehluko owalahleka ku-21 Ephreli 1960 lapho iBrasilia eyayisanda kwakhiwa yaba inhloko-dolobha.