Temporary capital of Lithuania during the invasion of Poland, to Lithuania according to the Soviet–Lithuanian Mutual Assistance Treaty. Since then Vilnius has been the capital of the Lithuanian SSR and then independent Lithuania. Lithuania refused to have diplomatic relations between Poland and Lithuania until the ultimatum of 1938. Railroad traffic, telegraph lines or even mail could not cross the Polish–Lithuanian border. Lithuania continued to declare Vilnius as its capital in all official documents, including the constitution. Since the city was controlled by Poland, all Lithuanian authorities were transferred to the city of Kaunas, which became the seat of the government. To reconcile reality with
History of Jerusalem during the Kingdom of Jerusalem Jerusalem, who, despite difficult circumstances, struggled amid the waves of death and destruction, and rebuilt the fallen city. The conquest of Jerusalem became the prime objective of the First Crusade, which was launched in 1095 with Pope Urban II's call to arms. Four main crusader armies left Europe in August 1096. On June 7, 1099, having given up on the unsuccessful siege of Arqa, the crusaders arrived at Jerusalem. The city was besieged by the army on June 13. Attacks on the city walls started on July 14, and on July 15 they raised a siege tower. By noon the