 Complete the following phrase:  In 1861, Quantrill went to Texas with the slaveholder Marcus Gill. There, they met Joel B. Mayes and joined the Cherokee Nations. Mayes was a half Scots-Irish and half Cherokee Confederate sympathizer and a war chief of the Cherokee Nations in Texas. He had moved from Georgia to the old Indian Territory in 1838. Mayes enlisted and served as a private in Company A of the 1st Cherokee Regiment in the Confederate army. It was Mayes who taught Quantrill guerrilla warfare tactics, who would learn the ambush fighting tactics used by the Native Americans as well as sneak attacks and camouflage. Quantrill, in the company of Mayes and the Cherokee Nations, joined with General Sterling Price and fought at the Battle of Wilsons Creek and 