Complex sentence: Later in 1941, she and her entourage went to the French colonies in North Africa; the stated reason was Baker's health (since she really was recovering from another case of pneumonia) but the real reason was to continue helping the Resistance.
Split into simpler sentences: Later in 1941, she and her entourage went to the French colonies in North Africa. The stated reason was Baker's health (since she was recovering from another case of pneumonia) but the real reason was to continue helping the Resistance.