 This meant fighting continued.By 1648, both sides were under increasing financial strain, forcing Philip to prioritise Catalonia, although he nonetheless had to declare bankruptcy in 1647 and 1653.A combination of political conflict and economic stress led to the 1648 to 1653 French civil war known as the Fronde; in 1651, Mazarin forced Condé into exile in the Spanish Netherlands, where he signed an alliance with Philip.