Proper noun
(politics) The parts of the North American continent that lie north of the Rio Grande River.
(nonstandard) The northern United States.
Source: en.wiktionary.orgFur trading posts Fur trading was one of the main economic activities in Northern America from the late 16th century to the mid-19th century. Source: Internet
Native Americans with access to oyster shells, often located in only one location in America, traded the shells with other tribes, showing the great importance of the body adornment trade in Northern America. Source: Internet
Northern America In the thirteen British colonies that became the United States in 1776, British money was often in circulation. Source: Internet