On April 28, 1965, President Lyndon B. Johnson launched an invasion of the Dominican Republic by more than 20,000 U.S. troops, claiming the military action prevented a “communist dictatorship.” Johnson’s evidence was flimsy, but U.S. military power dominant.
On April 28, 1967, boxing champion Muhammad Ali refused to be inducted into the U.S. Army and was immediately stripped of his heavyweight title. Ali, a Muslim, cited religious reasons for his decision to forgo military service, and added, “I ain’t got no quarrel with those Vietcong.”