Northwest Territory
- a region and former territory of the US lying between the Mississippi and Ohio Rivers and the Great Lakes. It was acquired in 1783 after the War of American Independence and now forms the states of Indiana, Ohio, Michigan, Illinois, and Wisconsin.西北领土（曾是美国的一个准州, 位于密西西比河与俄亥俄河和大湖区之间; 1783年美国于独立战争后获得该地区, 现形成印第安纳州、俄亥俄州、密歇根州、伊利诺伊州和威斯康星州）。