Category:1788 in the Northwest Territory United States portalHistory portalThis category is for topics specifically related to the year 1788 in the U.S. territory of the Northwest Territory.17751776177717781786178817891790179117931794 1730s1740s1750s1760s1770s1780s1790s1800s1810s1820s1830s Subcategories This category has only the following subcategory. / 1788 establishments in the Northwest Territory (2 C, 10 P)
