The Radziwills were the richest aristocrats in the state of Lithuania and Poland. Their castles, villages, fields were not only in Lithuania/Belorus , but also in Ukraine and Poland. Thousands of them. Even today, the Polish President's residence is one of Radzivill's Palaces. Radzivill's were the Kalvinists. Their title of Dukes they received from Emperor of Holy Roman empire.
The Radziwills were the richest aristocrats in the state of Lithuania and Poland. Their castles, villages, fields were not only in Lithuania/Belorus , but also in Ukraine and Poland. Thousands of them. Even today, the Polish President's residence is one of Radzivill's Palaces. Radzivill's were the Kalvinists. Their title of Dukes they received from Emperor of Holy Roman empire.