WWII was America's last declared war.
Neither the Civil War nor the Vietnam War were declared wars.
None
Lincoln declared an insurrection in April 1861. The Civil War, like the Vietnam War were un-declared wars.
The American Civil War (US Civil War) was not a declared war.
The US Civil War (1861-1865) & the Vietnam War (1961-1975).
WWII was America's LAST declared war.
Vietnam War
he declared war on the north Vietnam
Last declared US war was WWII.
war
Yes. If the question is regarding a "declared war" or not; there hasn't been a US declared war since WWII. The US Civil War (1861-1865) was not a declared war either.