There he would have found himself helpless, at the mercy of the conspirators, and in the vicinity of the hostile outposts.
Those who might have attempted to defend him would have been easily overpowered.

He would have been carried a prisoner to the head quarters of the invading army.

Perhaps some still blacker treason might have been committed; for men who have once engaged in a wicked and perilous enterprise are no longer their own masters, and are often impelled, by a fatality which is part of their just punishment, to crimes such as they would at first have shuddered to contemplate.

Surely it was not without the special intervention of some guardian Saint that a King devoted to the Catholic Church had, at the very moment when he was blindly hastening to captivity, perhaps to death, been suddenly arrested by what he had then thought a disastrous malady.
All these things confirmed James in the resolution which he had taken on the preceding evening.

Orders were given for an immediate retreat.
Salisbury was in an uproar.