September 11, 1776— a peace conference is held on staten island with british admiral lord richard howe meeting american representatives including john adams and benjamin franklin. howe demands the colonists revoke the declaration of independence. the colonists refused to comply with his request, and the conference ended. september 16, 1776— after evacuating new york city, washington's army fights off a british attack during the battle of harlem heights in upper manhattan. several days later, a fire breaks out in new york city and destroys over three hundred buildings. september 22, 1776— after he is caught spying on british troops on long island, nathan hale is executed without a trial. his last words were, "i only regret that i have but one life to lose for my country." 6 according to the timeline, which of these events ended the peace conference? a. british demands on americans b. new york experienced fires