Isabella's Revolt Against King Henry

Juan Pacheco wanted to take the princess into his own personal custody. He immediately suggested that Isabella marry King Alfonso of Portugal right away. The Archbishop of Toledo, who had grown extremely wary of Juan Pacheco, countered by saying she should marry Ferdinand of Aragon. Then there were also the remaining supporters of Isabella's younger brother Alfonso, who demanded that she continue the rebellion against King Henry. So what would it be? Exiling marriage or destruction in a disastrous civil war?