lily pad
n.β Β«Among the places the military already has placed or hopes to base such new “lily pads” or jumping off points: the eastern European nations of Bulgaria and Romania; a pier in Singapore; and a tiny island off the oil-rich coast of West Africa.Β» ββU.S. expands military outposts worldwide” in Washington, D.C. MSNBC Sept. 22, 2004. (source: Double-Tongued Dictionary)