These processes came about at different periods and world regions starting in the 17th century (Portugal).
Since its beginnings in the 16th century, the Spanish empire conquered new areas starting out from its Castilian core kingdom.
Venezuela (1811), under the influence of the Basque Enlightenment, sparked the independence movements of Central and Southern America, spearheaded by Simon Bolivar.
[1][2] During the Spanish Restoration in the late 19th century, the last major colonies Cuba, Puerto Rico and Philippines detached from the metropolis with the support of the United States.
Since the 1950s, Spain lost the last continental lands in Africa, Spanish protectorate in Morocco, Ifni, Equatorial Guinea and Western Sahara.