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
Economy of Lithuania of 178 countries in the Index of Economic Freedom, measured by The Heritage Foundation. On average, more than 95% of all foreign direct investment in Lithuania comes from European Union countries. Sweden is historically the largest investor with 20% – 30% of all FDI in Lithuania. FDI into Lithuania spiked in 2017, reaching its highest ever recorded number of greenfield investment projects. In 2017, Lithuania was third country, after Ireland and Singapore by the average job value of investment projects. Based on OECD data, Lithuania is among the top 5 countries in the world by postsecondary (tertiary) education attainment. Educated