#OtD 19 Nov 1915 Joe Hill, Swedish-American @iww union member and songwriter was executed by firing squad for a murder he did not commit. In his final letter he wrote: "don't waste any time in mourning. Organize." Learn more in this book: https://shop.workingclasshistory.com/collections/books/products/joe-hill-the-iww-the-making-of-a-revolutionary-workingclass-counterculture