 Complete the following phrase:  Charles took time to rally more men and prepare. By the following spring, Charles had attracted enough support to invade Neustria. Charles sent an envoy who proposed a cessation of hostilities if Chilperic would recognize his rights as mayor of the palace in Austrasia. The refusal was not unexpected but served to impress upon Martels forces the unreasonableness of the Neustrians. They met near Cambrai at the 