evidence: Nikki Haley claim: Fentanyl has killed more Americans than the wars in Vietnam, Afghanistan and Iraq Fentanyl has killed more Americans "than the Iraq, Vietnam or Afghanistan wars combined." -Haley [...] In 2021 alone, there was a total of 106,000 drug overdose deaths reported in the U.S., including about 70,000 involving synthetic opioids other than methadone, which is primarily fentanyl, according to the National Institutes of Health. That makes Haley's claim true.