March 2, 1917
Puerto Ricans become U.S. citizens, are recruited for war effort after Pres. Wilson signed the Jones-Shafroth Act…
"As citizens, #PuertoRicans could now join the U.S. Army, but few chose to do so. After Wilson signed a compulsory military service act two months later, however, 20,000 Puerto Ricans were eventually drafted to serve during World War I…"