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 before Sovereign Bank's inception, its parent company, Banco Santander, was founded as Banco Santander on May 15, 1857, with Queen Isabel II of Spain's royal seal of approval. The bank expanded and started building a network of branches in the 1920s.