Who the fuck knew indeed.

I sure didn't -

The Pilgrim Plague Of Leptospirosis

Among the first Wampanoag man to greet Pilgrims in 1620 was Tisquantum, whom settlers called Squanto. He had been abducted in 1614 and was educated in London only to return to his native Patuxet in 1619 and find it ravaged. Tisquantum himself would die within a year of meeting the Pilgrims — while mysteriously bleeding from the nose.

https://allthatsinteresting.com/pilgrim-plagues