Portugal–Spain border disputed between the two countries for two hundred years. A microstate existed previously on the border called Couto Misto. Districts on the Portuguese side of the border from North to South: Provinces on the Spanish side of the border from North to South: Portugal and Spain signed the Schengen Agreement in June 1991 which came into effect on 26 March 1995, making Portugal and Spain part of the Schengen area and thus the border then became an Open border. Portugal has since reintroduced border checks several times along the border with Spain, during the UEFA Euro 2004 championships, during the
Bulgaria–Romania border Bulgaria–Romania border The Bulgaria–Romania border is the state border between Bulgaria and Romania. For most of its length, the border follows the course of the lower Danube River up until the town of Silistra, where the river continues north into the Romanian territory. East of that point, the land border passes through the historical region of Dobruja, dividing it into Northern Dobruja in Romania and Southern Dobruja in Bulgaria. The Bulgaria–Romania border is an internal border of the European Union. However, as of neither country is part of the Schengen Area. As a result, border controls are conducted between the