Complex sentence: Some U.S. officials have reportedly considered designating it as a terrorist organization because of its alleged links to al-Qaeda, while several European states have attempted small-level engagements with individual Ahrar al-Sham political officials in Turkey.
Split into simpler sentences: Some U.S. officials have reportedly considered designating it as a terrorist organization because of its alleged links to al-Qaeda. On the other hand, several European states have begun small-level engagements with individual Ahrar al-Sham political officials in Turkey.