Lithuania is located in the Baltic region of Europe between Latvia and Poland, and also borders Belarus and Russia. In 1990 it became the first Soviet-occupied state to announce the restitution of independence and in 1991 its citizens fended off an attempt by the Soviet Union to forment a coup. In 2001 the country joined the WTO and in 2004 it gained membership of both Nato and the European Union, adopting the Schengen Agreement in 2007 and the euro currency in 2015. In 2021 the Taiwanese Representative Office in Lithuania was opened in the country's captial of Vilnius, acting as a de facto embassy for the island, and causing an uproar in Beijing.