doing some stuff. possibly a List of flags of states in the Holy Roman Empire.
Principality of Ansbach
(date unknown)
Margraviate of Baden
(1243 – 1803)
Bavaria-Landshut
(1353 – 1392)
Bavaria-Munich
(1392 – 1505)
Duchy of Bavaria
(1505 – 1623)
Electorate of Bavaria
(1623 – 1806)
Principality of Bayreuth
(date unknown)
Bern
(1300s – )
Bohemia
(12th century – 1993)
Bouillon
(date unknown)
Duchy of Brabant
(1183 – 1794)[1]
Margraviate of Brandenburg
(circa 1684)
(possibly a naval ensign)
Margraviate of Brandenburg
(1660 – 1750)
County of Burgundy
(16th century)
County of Burgundy
(after Habsburg claim to Burgundy)
Duchy of Burgundy
(unknown; under rule of Valois-Burgundy dynasty)
Duchy of Burgundy
(date unknown)
(military banner)
Burgundian Netherlands
(date unknown)
Duchy of Carinthia
(? – 1946)
Carniola
(date unknown)
Dauphiné
(date unknown)