States are part of countries, and countries may be grouped by other areas, like continents, hemispheres, or a political or economic body. The US is also commonly referred to in three distinct ways: as ...

The area with the highest proportion of single-parent households is the District of Columbia on 33 percent of all homes with ...

President Obama won the District of Columbia, perhaps the nation’s most reliable Democratic stronghold, and voters amended the Washington City Charter to disqualify council members and mayors ...