 At the same time Cissey sent a message to Colonel Megy, with the permission of Marshal MacMahon, offering to spare the lives of the fort's defenders, and let them return to Paris with their belongings and weapons, if they surrendered the fort.Colonel Megy gave the order, and during the night of 29–30 April, most of the soldiers evacuated the fort and returned to Paris.But news of the evacuation reached the Central Committee of the National Guard and the Commune.