List of states in the Holy Roman Empire (A)

This is a list of states in the Holy Roman Empire beginning with the letter A.[1]

Name	Type	Imperial circle	Imperial diet	History
Aachen	Imperial City	Low Rhen	RH	1166: Free Imperial City 1794: To France 1815: to Prussia
Aalen	Free Imperial City	Swab	SW	1241: Founded by Hohenstaufen by 1340: To Oettingen 1359: Sold to Württemberg 1360: Free Imperial City 1500: To Swabian Circle 1802: To Duchy of Württemberg
Aalst	County	—	—	964: First mentioned 1056: Extinct; to Flanders despite Brabantian claims to the territory
Abensberg-Traun (Apensberg-Traun)	Lordship 1653: County	Swab	SW	1114: First mentioned; ministerialis of Austria 1653: HRE Count 1656: Joined the Swabian Circle (personalist) 1662: Acquired Eglofs; joined the Bench of Counts of Swabia 1804: Sold Eglofs to Windisch-Graetz Elder Line
Achalm	County	—	—	1040: First mentioned; brother of Urach 1098: Extinct; to Urach 1250: To Fürstenberg
Ahr See: Are	[data missing]	[data missing]	[data missing]	1246: Annexed by Cologne
Ahrgau	County	—	—	Originally a gau county of the Carolingian Empire See: Are 1107: Separated from Prüm Abbey 1246: Annexed to the Archbishopric of Cologne
Albeck (Alpeck)	Lordship	—	—	1081: First mentioned; ministerialis of Swabia 1245: To Burgau 1289: To Werdenberg-Sargans 1312: To Werdenberg-Trochtelfingen 1349: To Werdenberg-Alpeck 1383: Sold to Ulm
Aldenburg HRE Count of Aldenburg, Lord of the Free Lordship of Knyphausen, Noble Lord of Varel	Lordship 1651: Barony 1667: County	—	—	1646: Anton, illegitimate child of Anthony Günther of Oldenburg, ennobled 1651: HRE Baron 1667: Acquired Knyphausen and Varel; HRE Count 1738: Extinct; to Bentinck by marriage
All Saints (Allerheiligen; in Schaffhausen)	Abbacy	Swab	SP	1049: Abbey established 1080: Acquired Schaffhausen c. 1122: Acquired Hiltensweiler 1190: Schaffhausen independent 1529: To Schaffhausen; monastery suppressed
Alsace	County 1130: Landgraviate	—	—	1125: Partitioned from County of Saarbrücken 1130: HRE Landgrave 1189: Also known as Counts of Werd c. 1340: Sold to Oettingen 1359: Sold to Strasbourg
Alsace and Burgundy	Bailiwick	None	SW	1212: Bailiwick of the Teutonic Order 1805: Divided between Baden and Württemberg
Altbruchhausen	County	—	—	1234: Partitioned from Bruchhausen 1335: To Tecklenburg 1338: Sold to Hoya 1354: Extinct
Altena-Berg (Altena-Marck; Altena-Mark)	County	—	—	1180: Partitioned from Berg-Altena 1226: Renamed to Mark
Altena-Isenberg	County	—	—	1180: Partitioned from Berg-Altena 1126: Lands given to Altena-Berg (Mark) 1243: Restored to a small part of the former county 1253: Renamed to Isenberg-Limburg
Altenbaumburg (Altenbaumberg)	Raugraviate	—	—	1253: Partitioned from Baumburg 1366: Most sold to the Palatinate 1385: Extinct; remainder to the Palatinate
Altensteig	Lordship	—	—	1100: First mentioned; to Knights of Altensteig 1280: To Hohenberg-Nagold 1318: To Hohenberg-Wildberg 1355: To Hohenberg-Altensteig 1398: Sold to Baden 1603: Sold to Württemberg
An der Etsch (on the Adige)	Bailiwick	Aust	—	1269: Bailiwick of the Teutonic Order 1805: To Bavaria; attached to the Tyrol 1814: To Austria
Andechs (Andechs-Meran from 1180)	County 1180: Duchy	—	—	1132: Renamed from Diessen 1157: Acquired Wolfratshausen 1173: Acquired Istria 1180: Acquired Merania 1208: Most possessions in Bavaria and the Tyrol to Bavaria 1211: Acquired the County Palatine of Burgundy 1248: Extinct; County Palatine of Burgundy to Hugh of Chalon; remainder to Bavaria
Andlau	Abbey	—	—	1681: To France
Anhalt	Lordship 1212: County 1218: Princely County 1250: Principality	Upp Sax	PR	1173: Independence from Saxony 1212: HRE Count 1218: HRE Princely Count 1250: HRE Prince 1252: Partitioned into Anhalt-Aschersleben, Anhalt-Bernburg and Anhalt-Köthen 1570: Reunited by Anhalt-Roßlau 1603: Partitioned into Anhalt-Dessau, Anhalt-Bernburg, Anhalt-Köthen, Anhalt-Plötzkau and Anhalt-Zerbst
Anhalt-Aschersleben	Principality	—	—	1252: Partitioned from Anhalt 1315: Extinct; Succession dispute between Anhalt-Bernburg and the Bishopric of Halberstadt 1322: To the Bishopric of Halberstadt
Anhalt-Bernburg	Principality	Upp Sax	PR	1252: Partitioned from Anhalt 1468: Extinct; divided between Anhalt-Köthen and Anhalt-Zerbst 1603: Partitioned from Anhalt 1630: Partitioned into itself and Anhalt-Harzgerode 1707: Partitioned into itself and Anhalt-Zeitz-Hoym
Anhalt-Bernburg-Schaumburg-Hoym	Principality	Low Rhen	WE	1727: Created from union of Anhalt-Zeitz-Hoym with Holzapfel 1806: Holzapfel to Nassau 1812: Extinct; to Anhalt-Dessau
Anhalt-Dessau	Principality	Upp Sax	PR	1474: Partitioned from Anhalt-Zerbst 1551: Partitioned into Anhalt-Zerbst, Anhalt-Roßlau and itself 1570: Extinct; to Anhalt-Roßlau 1603: Partitioned from Anhalt
Anhalt-Dornburg	Principality	—	—	1667: Appanage created in Anhalt-Zerbst 1742: Extinct; appanage abolished
Anhalt-Harzgerode	Principality	Upp Sax	PR	1630: Partitioned from Anhalt-Bernburg 1709: Extinct; to Anhalt-Bernburg
Anhalt-Köthen	Principality	Upp Sax	PR	1252: Partitioned from Anhalt 1396: Partitioned into itself and Anhalt-Zerbst 1562: Extinct; to Anhalt-Dessau 1603: Partitioned from Anhalt 1665: Inherited by Anhalt-Plötzkau 1765: Appanage Anhalt-Köthen-Pless established
Anhalt-Köthen-Pless	Principality	—	—	1765: Appanage line created in Anhalt-Köthen 1767: Official investiture of Pless by Prussia
Anhalt-Mühlingen	Principality	—	—	1667: Appanage created in Anhalt-Zerbst 1714: Extinct; appanage abolished
Anhalt-Plötzkau	Principality	Upp Sax	PR	1603: Partitioned from Anhalt 1665: Inherited and renamed to Anhalt-Köthen
Anhalt-Roßlau	Principality	Upp Sax	PR	1551: Partitioned from Anhalt-Dessau 1570: Renamed to Anhalt
Anhalt-Zeitz-Hoym	Principality	Upp Sax	—	1718: Partitioned from Anhalt-Bernburg 1727: Renamed to Anhalt-Bernburg-Schaumburg-Hoym
Anhalt-Zerbst	Principality	Upp Sax	PR	1396: Partitioned from Anhalt-Köthen 1474: Partitioned into itself and Anhalt-Dessau 1562: Extinct; to Anhalt-Dessau 1603: Partitioned from Anhalt 1667: Appanages Anhalt-Mühlingen and Anhalt-Dornburg created 1796: Extinct; to Anhalt-Dessau
Anholt	Lordship 14th Century: Barony 1621: County	Low Rhen	WF	1169: Fief of Utrecht 1234: To Zuylen-Anholt as fief of Utrecht betw. 1317-1343: Imperial immediacy 1399: To Gemen 1402: To Bronchhorst-Batenburg 1621: HRE Count 1641: to Salm-Salm 1653: Joined the Westphalian Counts 1810: To France 1815: To Prussia
Antwerp	Margraviate	Burg	—	974: Established 994: Acquired Toxandria 1106: United with Lower Lorraine 1190: Title to Brabant
Aosta	County 1310: HRE Duchy	—	—	c. 999: To the Bishopric of Aosta; fief of the Kingdom of Arles 1026: To Savoy 1310: HRE Duke 1539: To France 1563: Restored to Savoy 1810: To France 1814: Restored to Piedmont-Sardinia
Appenzell	Canton	—	—	11th Century: To St Gall's Abbey 1408: Independence from St Gall's Abbey 1513: Member of the Old Swiss Confederacy 1597: Partitioned into Appenzell Innerrhoden and Appenzell Ausserrhoden
Appenzell Ausserrhoden (Appenzell Outer Rhodes)	Canton	—	—	1597: Partitioned from Appenzell 1648: Left the Empire as part of Switzerland
Appenzell Innerrhoden (Appenzell Inner Rhodes)	Canton	—	—	1597: Partitioned from Appenzell 1648: Left the Empire as part of Switzerland
Are (Ahr)	County	—	—	992: First mentioned in the Ahrgau 1107: Imperial immediacy 1144: Partitioned into Are-Are, Are-Nürburg and Are-Hochstaden
Are-Are (Are, Ahr)	County	—	—	1144: Partitioned from Are 1210: Extinct; to Are-Nürburg
Are-Nürburg (Nürburg)	County	—	—	1144: Partitioned from Are 1225: Partitioned into itself and Neuenahr 1290: Extinct; to the Archbishopric of Cologne
Are-Hochstaden (Hochstaden)	County	—	—	1144: Partitioned from Are 1149: Acquired Hochstaden by marriage 1162: Partitioned into itself and Are-Wickrath 1246: To the Archbishopric of Cologne 1265: Extinct
Are-Wickrath (Wickrath, Wickenrode)	County	—	—	1162: Partitioned from Are-Hochstaden 1301: Extinct; to Guelders
Arenberg (Aremberg)	Duchy	El Rhin	PR	c. 1177 c. 1177: Lords of Arenberg first mentioned; burgraves of Cologne within the Archbishopric of Cologne 1220: Partitioned into itself and Wildenburg 1279: Sold burgraviate to the Archbishops 1299: Lords of Arenberg extinct; to County of Mark 1328: To Mark-Arenberg 1549: Inherited by Ligne which assumed the name 'Arenberg' 1576: Princely County 1580: HRE Council of Princes 1644: Duchy 1795: Duchy ceded to France 1803: Obtained Meppen and Vest Recklinghausen 1810: Mediatized
Arlon	County c. 1167: Margraviate	—	—	950 c. 1167: HRE Margrave 1214: United with Luxembourg 1221: To Limburg
Arnsberg	County	—	—	1050: First mentioned; to Werl c. 1070: To Werl-Arnsberg 1124: Extinct in male line 1132: To Cuijk-Arnsberg by marriage 1368: Sold to Cologne who added it to the Duchy of Westphalia
Arnstein	County	—	—	1131: Branch of Steußlingen established a line at Arnstein 1211: Side line Lindow-Ruppin established 1226: Partitioned into itself and Barby c. 1294: Given to Falkenstein 1326: Extinct 1334: To Regenstein 1387: Sold to Mansfeld Younger Line
Artois	County	Burg	—	898: To Flanders 1180: To France 1237: Artois established as appanage 1350: To the Duchy of Burgundy 1477: To France 1483: To the Burgundian Netherlands 1659: To France
Aschaffenburg	Principality	—	—	10th Century: To Mainz 1803: Made principality of the Archbishopric of Regensburg 1806: To the Grand Duchy of Frankfurt 1814: To Bavaria
Aspremont-Lynden	Barony 1676: County	Low Rhen	WE	1307: First mentioned 1590: Purchased Rekem (Reckheim) 1623: Imperial Estate 1676: HRE Count 1793: To France 1802: Compensated with Baindt 1806: To Württemberg
Auersperg	Lordship 1550: Barony 1653: County 1664: Princely County	Aust	PR	1162: First mentioned, in Carniola 1550: HRE Baron 1630: HRE Count 1653: HRE Prince 1654: Bench of Secular Princes 1654: Acquired Silesia-Munsterberg and Frankestein 1663: Acquired Tengen 1664: HRE Princely Count 1791: Acquired Gottschee 1806: Tengen to Baden
Augsburg	Bishopric	Swab	EC	4th Century: Diocese established 8th Century: First mention of historical mention of diocese c. 888: Imperial immediacy 1276: City of Augsburg acquired independence 1802: To Bavaria
Augsburg	Free Imperial City	Swab	SW	1276: Free Imperial City 1806: To Bavaria
Austria	1156: Duchy 1453: Archduchy	Aust	EC	833: Established, part of the Duchy of Bavaria Margraviate 976: Separated from Bavaria 1156: HRE Duke 1192: Acquired Styria 1379: Partitioned into itself (Albertine Line) and Inner Austria (Leopoldine Line) 1453: HRE Archduke 1457: Inherited by Inner Austria (Leopoldine Line) 1804: Assumed rank of Empire
Austria	Bailiwick	Aust	—	1260: Bailiwick of the Teutonic Order 1805: To Austria

References

1. for Ansbach see: Brandenburg-Ansbach