His chief foreign policy objective was to check the power of the Austro-Spanish Habsburg dynasty, and to ensure French dominance in the Thirty Years' War that engulfed Europe.
Tujuan kebijakan luar negeri utamanya ialah mengawasi kekuatan dinasti Habsburg Austro-Spanyol, serta memastikan dominasi Prancis dalam Perang Tiga Puluh Tahun.