A Culă is a type of building originally made to be able to fortify the ruling class against invasions during which wars?
Culă:  They were originally built as homes for the ruling Boyar class to defend against incursions by Ottoman troops during the Ottoman–Habsburg wars or against violent raids by rebels from the south of the Danube during the eighteenth century (e.g. Osman Pazvantoğlu).
i don't know