Phoenix, Arizona supplied both water and electricity, becoming the first multi-purpose dam, and Roosevelt himself attended the official dedication on May 18, 1911. At the time, it was the largest masonry dam in the world, forming a lake in the mountain east of Phoenix. The dam would be renamed after Teddy Roosevelt in 1917, and the lake would follow suit in 1959. On February 14, 1912, Phoenix became a state capital, as Arizona was admitted to the Union as the 48th state under President William Howard Taft. This occurred just six months after Taft had vetoed a joint congressional resolution granting statehood
Referendums related to the European Union Union. Austria, Sweden, and Finland were admitted as members of the EU, acceding on 1 January 1995. Two countries held referendums on the ratification of the treaty of Amsterdam. The 2004 enlargement of the European Union involved ten candidate states, eight from Central and Eastern Europe, and the Mediterranean islands of Malta and Cyprus. In 2003, referendums on joining the EU were held in all these nations except Cyprus. Since the results were in favourable in all cases, all ten candidate countries were admitted as members of the EU, acceding on 1 May 2004. Denmark and the United Kingdom received