 It did not mention agreeing to the CFS flag being hoisted nor to recognising Leopold's sovereignty, and its lack of precision was probably designed to keep Leopold at bay, so a few months later the Delcommune Expedition followed up to try to achieve those objectives, but again Msiri refused.Expecting that the BSAC would try again with Thomson, Leopold resolved to take stronger action with his third expedition of 1891.On December 14, 1891 the armed Stairs Expedition of the CFS arrived in Bunkeya with 400 troops and porters, led by Canadian-born British mercenary, Captain W. G. Stairs, ordered by Leopold to raise the CFS flag and claim Katanga by force if necessary.