Pathogen responsible for Irish Potato Famine originated in Peru, not Mexico, says study
A partial map of Ireland with a miniature sack of potatoes iStock photo for representation The pathogen responsible for the Great Irish Potato Famine of the 19th century that killed millions of people in British-ruled Ireland and led to global Irish emigration, originated in Peru, according to a new study. Phytophthora infestans, which causes potato blight …