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.
... householder with no husband present, and 34.9% are non-families. 26.1% of all households are made up of individuals and 9.6% have someone living alone who is 65 years of age ...