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
United States recognition of Jerusalem as capital of Israel at the former site of its consulate general in the Arnona neighborhood, in West Jerusalem. After the founding of the State of Israel in 1949, the United States recognized the new state, but considered it desirable to establish an international regime for Jerusalem, with its final status resolved through negotiations. The US opposed Israel's declaration of Jerusalem as its capital in 1949 and opposed Jordan's plan to make Jerusalem its second capital announced in 1950. The US also opposed Israel's annexation of East Jerusalem after the 1967 war. The official United States position has been that the future of Jerusalem