Orléans was concerned that his domestic enemies, particularly Louis Auguste de Bourbon, Duc de Maine, would combine with Spain to overthrow him, and George I wished to persuade the French to withhold support for any further Jacobite risings. According to Louis de Rouvroy, duc de Saint-Simon, who opposed the alliance, the British Ambassador to Paris, John Dalrymple, 2nd Earl of Stair, argued that the short-term advantage to both regimes of an alliance outweighed their traditional differences. Orléans agreed, as did his secretary Guillaume Dubois, the future Cardinal, together with James Stanhope, 1st Earl Stanhope, the English Secretary of State, is generally regarded as the principal author of the alliance.