Complex sentence: On the other hand, nationalist leader Ferhat Abbas founded the Algerian Popular Union ("Union populaire algérienne ") in 1938, while writing in 1943 the Algerian People's Manifesto ("Manifeste du peuple algérien").
Split into simpler sentences: On the other hand, nationalist leader Ferhat Abbas founded the Algerian Popular Union ("Union populaire algérienne ") in 1938. In 1943 Abbas wrote the Algerian People's Manifesto ("Manifeste du peuple algérien").