Which Holy Roman Emperor did Raphael Sobiehrd-Mnishovsky of Sebuzin and of Horstein serve under?
Rudolf II, Holy Roman Emperor: Rudolf II (18 July 1552 – 20 January 1612) was Holy Roman Emperor (1576–1612), King of Hungary and Croatia (as Rudolf I, 1572–1608), King of Bohemia (1575–1608/1611) and Archduke of Austria (1576–1608).
i don't know