In the event, the other powers were correct to be concerned as Prince Charles of Spain did eventually become King of Spain in 1759 following the death of his childless brother, Ferdinand VI.

结果，其他列强的担忧是正确的，因为西班牙王子查尔斯在其无子嗣的弟弟斐迪南六世去世后最终于 1759 年成为西班牙国王。