 Complete the following phrase:  Meanwhile, PSOEs stance on NATO came closely linked with the negotiations for Spains entry into the EEC. The PSOE had campaigned in 1982 for the holding of a referendum on the issue after Leopoldo Calvo-Sotelos unpopular move to enter NATO in May 1982, and it had also opposed the countrys permanence within the Atlantic Alliance. However, once in power Felipe González stance evolved to one of support to NATO. According to Santos Juliá, the main factors that influenced the PSOE governments change of attitude were pressure from the United States and several European countries; the connection between staying in NATO and SpainEEC negotiations and the growing favorable stance of the Spanish Defence Ministry to attain closer ties with the Alliance. By 1985, as Spain had signed the Act of Accession to the EEC, preparations for the 