Colonel William A. Phillips Main menu Main menu move to sidebar hide Navigation Main pageContentsCurrent eventsRandom articleAbout WikipediaContact usDonate Contribute HelpLearn to editCommunity portalRecent changesUpload file Search Search Create account Log in Personal tools Create account Log in Pages for logged out editors learn more ContributionsTalk 1 language اردو Edit links CategoryTalk English ReadView history Tools Tools move to sidebar hide Actions ReadView history General What links hereRelated changesUpload fileSpecial pagesPermanent linkPage informationGet shortened URLDownload QR codeWikidata item Print/export Download as PDFPrintable version In other projects Wikimedia Commons Massachusetts portalUnited States portalHistory portal This category is for topics specifically related to the year 1800 in the U.S. state of Massachusetts. 17951796179717981799180018011802180318041805 1750s1760s1770s1780s1790s1800s1810s1820s1830s1840s1850s Subcategories This category has the following 2 subcategories, out of 2 total. / 1800 establishments in Massachusetts (8 P)E 1800 Massachusetts elections (8 P) Toggle limited content width