To rule a duchy, one must typically hold the title of duke or duchess, which is often inherited or granted by a higher authority, such as a king or queen. A ruler should possess leadership skills, political acumen, and the ability to manage the duchy's affairs effectively, including its economy and relations with other territories. Additionally, a strong understanding of local customs and the ability to garner the loyalty of subjects are essential for maintaining stability and authority.
The Duchy of Brabant was formed in 1183 as a state of the Roman Empire. It was divided between Belgium and the Netherlands with Antwerp and Brussels as its main cities. In 1830 there was a revolt against the Dutch rule. This resulted in the Duchy of Brabant gaining Belgian Independence.
The Grand Duchy of Moscow.
A duchy
Duchy of Württemberg ended in 1806.
Duchy of Württemberg was created in 1495.
Duchy of Veragua was created in 1537.
Duchy of Neopatria was created in 1204.
Duchy of Neopatria ended in 1390.
Duchy of Zator was created in 1454.
Duchy of Zator ended in 1919.
Duchy of Silesia ended in 1918.
Duchy of Silesia was created in 1163.