 Through a carefully crafted series of marches, he gave the appearance of having much more numerous forces.He had Tecumseh's forces cross in front of the fort several times (doubling back under cover), intimidating Hull with the show of a large, raucous, barely controlled group of First Nations warriors.Finally, he sent Hull a letter demanding his surrender, in which he stated, in part, "It is far from my inclination to join in a war of extermination, but you must be aware that the numerous body of Indians who have attached themselves to my troops will be beyond my control the moment the contest commences."