A barony switches ownership when the baron's fortress is occupied by the opposition. 当男爵的要塞被敌手所占领,那么该领地的所有权将易主。
barony
[ noun ]
the estate of a baron
<noun.possession>
the rank or dignity or position of a baronet or baroness
<noun.state>
the domain of a baron
<noun.location>
Barony \Bar"o*ny\, n.; pl. {Baronies}. [OF. baronie, F. baronnie, LL. baronia. See {Baron}.] 1. The fee or domain of a baron; the lordship, dignity, or rank of a baron.
2. In Ireland, a territorial division, corresponding nearly to the English {hundred}, and supposed to have been originally the district of a native chief. There are 252 of these baronies. In Scotland, an extensive freehold. It may be held by a commoner. --Brande & C.