Middlebrook encampment
...that the first unfurling of the new flag of the United States occurred at the Middlebrook encampment?
...that the first unfurling of the new <a href="./Flag_of_the_United_States" id="mwAdg" rel="mw:WikiLink" title="Flag of the United States">flag of the United States</a> occurred at the <b id="mwAdk"><a href="./Middlebrook_encampment" id="mwAdo" rel="mw:WikiLink" title="Middlebrook encampment">Middlebrook encampment</a></b>?