Complex sentence: On his return there, Lescarbot published a poem on "La défaite des sauvages armouchiquois" (1607), then undertook to compose a vast history of the French establishments in America, the "Histoire de la Nouvelle-France".
Split into simpler sentences: On his return, Lescarbot published a poem on "La défaite des sauvages armouchiquois" (1607). He wrote a large history of the French establishments in America, the "Histoire de la Nouvelle-France".