Sleduj / Bůh s námi – od defenestrace k Bílé hoře online Filmyzadara CZ/SK. The Defenestration of Prague, which took place on May 23, 1618, was the decisive historical moment that unleashed the Thirty Years War (1618-1648) between several Catholic and Protestant states and changed the course of European history forever. (Additionally released as a heavely edited historical documentary entitled The Defenestration of Prague, 85 min.)