Several intertribal wars among the Native Americans and some epidemics brought on by contact with the Europeans caused sizeable population losses for the Lenape between the years 1660 and 1670.
Sejumlah perang antarsuku di antara penduduk asli Amerika dan epidemi yang dibawa bangsa Eropa mengakibatkan penurunan jumlah penduduk suku Lenape antara tahun 1660 dan 1670.