Richelieu interdicts all correspondence between Anne of Austria and the King of Spain--The Queen asks permission to retire to the Val de Grâce--Her persecution by the Cardinal--Marie de Medicis protects her interests--Monsieur pledges himself to support her cause--Gaston defies the minister--Alarm of Richelieu--He resolves to effect the exile of the Queen-mother--Monsieur quits the capital--Superstition of Marie de Medicis--An unequal struggle--Father Joseph and his patron--The Queen-mother resolves to accompany her son to Italy--Richelieu assures the King that Marie and Gaston have organized a conspiracy against his life--The Court proceed to Compiègne--The Queen-mother refuses to retain her seat in the Council--Richelieu regains all his influence over the King--Revenge of the Cardinal upon his enemies--Desperate position of Marie de Medicis--Her arrest is determined upon by the Council--Louis leaves her a prisoner at Compiègne--Parting interview of the two Queens--Indignity offered to Anne of Austria--Death of the Princesse de Conti--Indignation of the royal prisoner--A diplomatic correspondence--Two noble gaolers--The royal troops pursue Monsieur--The adherents of Gaston are declared guilty of _lèse-majesté_--Gaston addresses a declaration to the Parliament--The Queen-mother forwards a similar protest, and then appeals to the people--A paper war--The garrison is withdrawn from Compiègne--Marie resolves to effect her escape to the Low Countries--She is assured of the protection of Spain and Germany--The Queen-mother secretly leaves the fortress--She is betrayed by the Marquis de Vardes, and proceeds with all speed to Hainault, pursued by the royal troops--She is received at Mons by the Archduchess Isabella--Whence she addresses a letter to the King to explain the motives of her flight--Reply of Louis XIII--Sympathy of Isabella--The two Princesses proceed to Brussels--Triumphal entry of Marie de Medicis into the capital of Flanders--Renewed hopes of the exiled Queen--The Belgian Ambassador at the French Court--Vindictive counsels of the Cardinal--The property of the Queen-mother and Monsieur is confiscated--They are abandoned by many of their adherents--Richelieu is created a duke--A King and his minister--Marie consents to the marriage of Monsieur with Marguerite de Lorraine--The followers of the Queen-mother and the Duc d'Orléans are tried and condemned--Louis XIII proceeds to Lorraine to prevent the projected alliance of his brother--Intrigues of Gaston--Philip of Spain refuses to adopt the cause of Marie de Medicis--Marriage of Monsieur and the Princesse de Lorraine--The Queen-mother endeavours to negotiate her return to France--Richelieu determines the King not to consent--Charles de Lorraine makes his submission to the French monarch--And signs a compulsory treaty. CHAPTER IX 1632