During the 1950s the Spanish Army was supplied by the United States with 552 M47 and M48 Patton tanks as a mutual defense pact against a potential Soviet invasion of Western Europe.
Tijekom 1950-ih Španjolsku vojsku su SAD opskrbile s 552 M47 i M48 Patton tenkova kao dio međusobnog obrambenog pakta protiv potencijalne Sovjetske invazije na Zapadnu Europu.