Complex sentence: However, it is now known that the participation of janissaries in the economy was not limited to the post-Süleymanic period-janissaries were engaging in commerce as early as the fifteenth century, without any apparent impact on their military discipline.
Split into simpler sentences: However, it is now understood that janissary participation in the economy was not limited to the post-Süleymanic period. Janissaries were engaging in commerce as early as the fifteenth century, without any apparent impact on their military discipline.