If you are familiar with any object-oriented language. such as C++, Java, or Python you probably have a decent idea what it specifies. No. software is required for this tutorial. Presented by developerWorks, your source for great tutorials ibm.com/developerWorks. Interface Definition Language Page 2. Section 2.
The official start date was set as August 15, 1096. Those armies that left before that time are considered part of the People's Crusade. Three of these armies never made it past Hungary; two others (under Peter the Hermit and Walter Sansavoir) were defeated by Kilij Arslan of Nicaea. Traditionally, the First Crusade deals with those who left after that official start date. As with the People's Crusade, these crusaders did not form one unified army.
According to Pope  Urban II, if knights died on Crusade, they were assured a place in  Heaven. Merchants profited by making cash loans to finance the  crusade.     To take the holy land back from the Islamic empires.   Urban II called for the first Crusade in the year 1095 on November  27.