Matches in DBpedia 2014 for { ?s ?p 1820. }
- Okazapamba establishedDate "1820".
- Oswayo,_Pennsylvania establishedDate "1820".
- Paint_Township,_Clarion_County,_Pennsylvania establishedDate "1820".
- Pleasantville,_Venango_County,_Pennsylvania establishedDate "1820".
- Port_Elizabeth establishedDate "1820".
- Portage_Township,_Cameron_County,_Pennsylvania establishedDate "1820".
- Rotterdam_(town),_New_York establishedDate "1820".
- Rush_Township,_Dauphin_County,_Pennsylvania establishedDate "1820".
- Saint-Didace,_Quebec establishedDate "1820".
- Santiago_Tianguistenco establishedDate "1820".
- Selma,_Alabama establishedDate "1820".
- Shelburne,_New_Hampshire establishedDate "1820".
- Shenandoah,_Pennsylvania establishedDate "1820".
- Sheshequin_Township,_Bradford_County,_Pennsylvania establishedDate "1820".
- Sombrio establishedDate "1820".
- St._Clairsville,_Pennsylvania establishedDate "1820".
- Strafford,_New_Hampshire establishedDate "1820".
- Sudan establishedDate "1820".
- Temoaya establishedDate "1820".
- Tenango_del_Aire establishedDate "1820".
- Tepetlaoxtoc_de_Hidalgo establishedDate "1820".
- Tequixquiac establishedDate "1820".
- Tyendinaga,_Ontario establishedDate "1820".
- Uberaba establishedDate "1820".
- United_Counties_of_Prescott_and_Russell establishedDate "1820".
- Upper_Yoder_Township,_Cambria_County,_Pennsylvania establishedDate "1820".
- Waycross,_Georgia establishedDate "1820".
- Wetmore_Township,_McKean_County,_Pennsylvania establishedDate "1820".
- Zumpango establishedDate "1820".
- Church_of_St_Peter,_Great_Berkhamsted events "1820".
- Barcarolle_(horse) f "1820".
- Chorister_(horse) f "1820".
- Mango_(horse) f "1820".
- Oxygen_(horse) f "1820".
- Plenipotentiary_(horse) f "1820".
- Preserve_(horse) f "1820".
- Priam_(horse) f "1820".
- Jealousy_(horse) ffm "1820".
- Limehouse_Basin_Lock first "1820".
- The_Downside_Ball_Game first "1820".
- Black_Mountain_(Australian_Capital_Territory) firstAscent "1820".
- Kalvehøgde firstAscent "1820".
- Pikes_Peak firstAscent "1820".
- Le_Courrier_français_(1820–1851) firstdate "1820".
- United_States_House_of_Representatives_elections,_1820 flagYear "1820".
- Barefoot_(horse) foaled "1820".
- Emilius foaled "1820".
- Zinc_(horse) foaled "1820".
- Mayor_of_Pensacola formation "1820".
- Royal_Society_of_Literature formation "1820".
- The_Medical_Society_of_Virginia formation "1820".
- United_States_Minister_to_Hawaii formation "1820".
- Royal_Botanic_Garden_Edinburgh formed "1820".
- Montgomery_Police_Department_(Alabama) formedyear "1820".
- John_Thompson_(company) foundation "1820".
- M._M._Ispahani_Limited foundation "1820".
- Saku_Brewery foundation "1820".
- Swedbank foundation "1820".
- The_Union-Recorder foundation "1820".
- United_States_Pharmacopeia foundation "1820".
- Van_der_Giessen_de_Noord foundation "1820".
- Williams_Lea foundation "1820".
- Cambridge_University_Cricket_Club founded "1820".
- Cole_County,_Missouri founded "1820".
- Crawford_County,_Arkansas founded "1820".
- Khamar_Monastery founded "1820".
- Montreal_General_Hospital founded "1820".
- North_Port_distillery founded "1820".
- Otley_Cricket_Club founded "1820".
- Parramatta_Marist_High_School founded "1820".
- Perry_County,_Mississippi founded "1820".
- Pickering_&_Chatto_Publishers founded "1820".
- Rio_de_Janeiro_Stock_Exchange founded "1820".
- Royal_Hospital_for_Women founded "1820".
- Saint_Cronan's_Boys'_National_School founded "1820".
- St._John's-Ravenscourt_School founded "1820".
- Uduvil_Girls'_College founded "1820".
- Ultra-Tories founded "1820".
- Vincent_Girls'_High_School founded "1820".
- Royal_Dublin_Society foundedDate "1820".
- United_Secession_Church foundedDate "1820".
- Boone_County,_Missouri foundedYear "1820".
- Callaway_County,_Missouri foundedYear "1820".
- Chariton_County,_Missouri foundedYear "1820".
- Gasconade_County,_Missouri foundedYear "1820".
- Grant_County,_Kentucky foundedYear "1820".
- Hancock_County,_Ohio foundedYear "1820".
- Hardin_County,_Ohio foundedYear "1820".
- Henry_County,_Ohio foundedYear "1820".
- Lafayette_County,_Missouri foundedYear "1820".
- Martin_County,_Indiana foundedYear "1820".
- Monroe_County,_Kentucky foundedYear "1820".
- Morgan_County,_West_Virginia foundedYear "1820".
- Paulding_County,_Ohio foundedYear "1820".
- Perry_County,_Missouri foundedYear "1820".
- Pickens_County,_Alabama foundedYear "1820".
- Putnam_County,_Ohio foundedYear "1820".
- Ralls_County,_Missouri foundedYear "1820".
- Ray_County,_Missouri foundedYear "1820".
- Saline_County,_Missouri foundedYear "1820".