Jaroslav Bořita z Martinic (IPA: [ˈyarɔslaf ˈbɔr̝ɪta]; Jaroslav Borsita von Martinic/Martinitz in German) was a Czech nobleman and a representative of Ferdinand II, Holy Roman Emperor who was involved, along with Wilhelm Grav Slavata, in the 1618Defenestration of Prague (also known as The Second Defenestration of Prague). Emperor Ferdinand II Ferdinand II (July 9, 1578 â February 15, 1637), of the House of Habsburg, reigned as Holy Roman Emperor from 1620-1637. ... Wilhelm Grav Slavata was a representative of Ferdinand II, Holy Roman Emperor, who was involved, along with Jaroslav Borzita Graf Von Martinicz in the 1617Defenestration of Prague (also known as The Second Defenestration of Prague). ... For a bill proposed in USA in 1998, see Bill 1618. ... The Defenestrations of Prague can refer to either of two incidents in the history of Bohemia. ...