 Nyorera kupfuurira kweiyi ndima - Munguva yeHondo yeFrench neIndia, akasarudzwa neNew York Assembly, nerutsigiro rwemukoma wake James, ipapo achishanda Gavhuna, kuti ape zvirongwa zveNew York zvikamu zvematunhu. Munguva yehondo, De Lancey akatungamira New York Provincial Militia, 1755-1763, uye akatungamira chikwata chedunhu muTiconderogahondo ya1758. Muna 1766, De Lancey akanga ari mumwe wevatongi muPendergast case, apo mutungamiri aifungidzirwa wevapanduki venyika yeDutchess County akawanikwa aine mhosva uye akatongerwa rufu. 