“…Even though the two strategies are different, their ultimate goals, however, are to reduce the propensity to migrate from sub-Saharan Africa to Spain and to the European Union, ensure that unwanted African migrants do not arrive in their territory, remove those who enter or stay in Spanish territory without authorization, and encourage voluntary return of those who have legally settled in Spain (Agyeman, 2011;Agyeman and Fernandez Garcia, 2016). MARITIME BORDER CONTROL SYSTEMS Alscher (2005) observed that during the period between 2000 and 2004 when Spain's conservative Popular Party (PP) won an absolute majority in parliament, the fight against illegal migration became the central issue of immigration policy.…”