Forty-five years before the founding of Sovereign Bank, its future parent was founded as Banco Santander on 15 May 1857, with the approval of Queen Isabel II of Spain. The bank grew and in the 1920s started to build a network of branches.
Forty-five years prior to the establishment of Sovereign Bank, its future parent institution was founded as Banco Santander on 15 May 1857, with the sanction of Queen Isabel II of Spain. The bank expanded and in the 1920s began constructing a network of branches.