Each state of the United States selects two senators to represent their states in the United States Senate. In 1913, the 17th Amendment[?] to the United States Constitution provided for the direct popular election of senators; prior to this, senators were selected by state legislatures.
... Brasileira de Inteligência (ABIN)
Serviço Nacional de Informações (SNI) (Defunct)
Bulgaria
Durzhavna Sigurnost[?] (DS)
Canada
Canadian Security ...