The Wall Street bombing was a terrorist incident that occurred on September 16 , 1920 , in the Financial District of New York City . A horse-drawn wagon filled with 100 pounds ( 45 kg ) of dynamite was stationed across the street from the headquarters of the J.P. Morgan Inc. bank . The explosion killed 38 and injured 400 . Even though no one was found guilty , it is believed that the act was carried out by followers of Luigi Galleani
Wall Street bombing
Wall Street bombing
Domestic terrorism in the United States