Charles I. despatches an envoy to Louis XIII to negotiate the recall of the Queen-mother--Richelieu aspires to the regency--The embassy fails--Queen Henrietta resolves to proceed in person to Paris--Her visit is declined by the French King--Charles I. recalls his ambassador from the Court of France--The increasing animosity of the English people against the Queen-mother compels her to seek another retreat--She is requested by Parliament to leave the country--Philip of Spain refuses to afford her an asylum--She proceeds to Holland, and thence to Antwerp--The painter-prince--A voluntary envoy--The last letter--Marie de Medicis is commanded to quit the Low Countries--She takes refuge at Cologne--The last home of fallen royalty--Waning health of Richelieu--His intellectual energy--Trial of the Duc de la Valette--Trial of the Duc de Vendôme--Affected magnanimity of the Cardinal--Senatorial sycophancy--Exile of the Duc and Duchesse de Vendôme--Execution of M. de Saint-Preuil--Conspiracy against Richelieu--The stolen meetings--The titled beggar--Secret service--Complicity of Cinq-Mars discovered--Execution of Cinq-Mars and De Thou--Cowardice of the Duc d'Orléans--Lingering hopes of Marie de Medicis--Rubens and Richelieu--The abortive mission--Rubens proceeds to Madrid--The Kings of England and Spain withhold all pecuniary aid from the Queen-mother--Despair of Marie de Medicis--Her utter destitution--Death-bed of a crowned head--Tardy honours--Filial affection and priestly piety--The vaults of St. Denis.