Complex sentence: In relations with France, as an anti-colonialism nationalist, Diệm did not believe in France and France was always a negative factor in his foreign policy, he also never "looked up on France as a counterweight to American influence".
Split into simpler sentences: In relations with France, as an anti-colonialism nationalist, Diệm did not believe in France and France was always a negative factor in his foreign policy. He also never "looked up on France as a counterweight to American influence".