His situation in the skirt of the saw of San Pedro, crossing of ways of strategic importance as step towards Portugal, it motivated that Aliseda was during the XIVth and XVth centuries center of action of "bandits and malefactors".
To avoid this situation it considered to be necessary to repopulate it to him, for that in 1.426 granted to Aliseda the privilege of the exemptions tributary. Circumstance that generated many suits between Caceres and Aliseda after that one has to load with the part of taxes that was corresponding to the second one.
All this defined the social behavior of the inhabitants of Aliseda in the XVIth century.
Treasure of Aliseda, his find goes back 1920, the place of appearance should have constituted a grave of tumulus that would be nailed in a small hill. It is constituted by numerous pieces of different materials and characteristics (made towards 625 to. C). The maximum exponent of the gold work constitutes this treasure orientalizante imported in the western Mediterranean.