Plymouth Colony most of them in two or three months' time". By November 1621, only 53 pilgrims were alive to celebrate the harvest feast which modern Americans know as "The First Thanksgiving". Thirteen of the 18 adult women died the first winter, while another died in May. Only four adult women were left alive for the Thanksgiving. Several of the graves on Cole's Hill were uncovered in 1855; their bodies were disinterred and moved to a site near Plymouth Rock. The autumn celebration in late 1621 that has become known as "The First Thanksgiving" was not known as such to the Pilgrims.
Fugitive slaves in the United States first free settlement of former slaves in the Americas was Santa Teresa de Mosé, near St. Augustine, Florida. This community disbanded when Florida became a British possession in 1763, most of the slaves withdrawing to Cuba with the Spanish troops defending the San Marcos fort in Saint Augustine. Florida became a Spanish colony again in 1783, and it again became a fugitive slave destination. Heavy U.S. pressure caused Spain to rescind its formal welcoming of slaves, but it had little effect. Runaway slaves from as far as Virginia and Tennessee continued to emigrate to Florida, and the Spaniards, whose control