The Third and Fourth Crusades, 1187–1204 By 11taskerc 1187 Audita Tremendi issues by Pope Gregory VIII calling for the Third Crusade 1189 King Guy lays siege to Acre 1189 Frederick Barborossa sets out 1190 Frederick defeats Turks at Iconium 1190 Richard the Lionheart and Phillip II Augustus set out Jun 10, 1190 Death of Frederick 1191 Richard and Phillip spent Winter in Sicily 1191 Richard Captures Cyprus Jul 12, 1191 Capture of Acre Aug 3, 1191 Philip returns to France Sep 7, 1191 Battle of Arsuf 1192 Crusaders turn back after March to Jerusalem 1192 King Guy steps down from the throne, but is given Cyprus by Richard 1192 Henry of Champagne is crowned King of Jerusalem 1192 Second march on Jerusalem fails Apr 28, 1192 Conrad of Montferrat is murdered Aug 5, 1192 Richard defeats Saladin at the Battle of Jaffa Sep 2, 1192 Treaty of Jaffa arranged between Richard and Saladin Mar 4, 1193 Death of Saladin 1194 Death of Guy of Lusignan 1197 Death of Henry of Jerusalem, Aimery of Lusignan/Cyprus is crowned He marries Isabella, heiress to Jerusalem. Jan 8, 1198 Pope Innocent III calls for a new Crusade 1199 Thibault of Champagne and Louis of Blois took the cross 1199 Crusaders make an agreement with the Doge of Venice 1201 The Fourth Crusade begins 1201 Thibault of Champagne Dies 1202 Crusaders agree to fight for Venice in Zara 1202 Zara falls and is returned to Venetian control 1202 Crusaders are excommunicated 1202 Alexius V murders Alexius and Issac and becomes Emperor Jul 3, 1203 Crusaders reach Constantinople to establish Prince Alexius (IV) as Emperor 1204 Crusader Armies Capture Constantinople and Baldwin of Flanders is named ruler