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
Moldova–Ukraine border Moldova–Ukraine border The modern Moldova–Ukraine border, the official border between Republic of Moldova and Ukraine, was established after the dissolution of the Soviet Union. The length of the inland border is , of which , is fluvial (i.e., along rivers) and , is land border. About , of it constitutes the "de facto" border between Ukraine and the unrecognized breakaway republic of Transnistria. The border runs from the northern Romania-Moldova-Ukraine tripoint in the northwest of the country, , from the Ukrainian village and border crossing of Mamalyha, Ukraine to Criva, Briceni, Moldova. It runs east until the city and border