sentences:  Maxey approved the plan on the condition that the attack would start by October 1, to coincide with an attack on Missouri already planned by General Sterling Price.Brigadier General Richard Montgomery Gano and Waite met at Camp Pike in the Choctaw Nation on 13 September 1864, to make plans for the coming expedition.Gano, commanding several Texas Confederate units, had agreed to join Watie as co-leader of the campaign.