de San Sebastián, was moved there in 1973. Trade unionism in Seville began during the 1960s with the underground organizational activities of the Workers' Commissions or Comisiones Obreras (CCOO), in factories such as Hytasa, the Astilleros shipyards, Hispano Aviación, etc. Several of the movement's leaders were imprisoned in Spain in the Process 1001 of November 1973 by the courts of the Tribunal de Orden Público, including Fernando Soto, Eduardo Saborido, and Francisco Acosta. Democratic era On 3 April 1979 Spain held its first democratic municipal elections after the end of Francoist Spain; councillors representing four different political parties were elected in Seville: the Union of the Democratic Centre or Unión de Centro Democrático (UCD) won nine councilors, the Andalusian Party or Partido Andalucista (PA) won eight, the Spanish Socialist Party or Partido Socialista Obrero Español (PSOE) won eight as well and the Communist Party of Spain or Partido Comunista de España (PCE) won six. As no party achieved a sufficient majority to govern, a coalition government was formed, with power shared between the PSA, the PSOE and the PCE. The coalition elected Councilman Luis Uruñuela of the Partido Andalucista as mayor. From 1982 to 1996 the Sevillian politician Felipe González held the Presidency of the Government of Spain. On 5 November 1982, Pope John Paul II arrived in Seville to officiate at a Mass before more than half a million people at the fairgrounds and celebrate the beatification of Sister (Sor in Spanish) Angela de la Cruz, founder of the Congregation of the Sisters of the Cross. He visited the city again 13 June 1993, for the International Eucharistic Congress. In 1992, the Universal Exposition was held for six months in Seville, on the occasion of which the local communications network infrastructure was greatly improved: the SE-30 beltway around the city was completed, new highways were constructed, the new Santa Justa train station had opened in 1991 and the Spanish High Speed Rail system, the Alta Velocidad Española (AVE), began to operate between Madrid-Seville. The Seville airport, the Aeropuerto de Sevilla, was expanded with a new terminal building designed by the architect Rafael Moneo, and various other improvements were made. The monumental Puente del Alamillo (Alamillo Bridge) over the Guadalquivir, designed by the architect Santiago Calatrava, was built to allow access to the island of La Cartuja, site of the massive exposition, as was the Puente de la Barqueta (Barqueta