<P> The last time the United States declared war on any nation was in 1942 , when war was declared against Axis - allied Hungary , Bulgaria , and Romania , because President Franklin Roosevelt thought it was improper to engage in hostilities against a country without a declaration of war . Since then , every American president has used military force without a declaration of war . </P>
<P> The last time the United States declared war on any nation was in 1942 , when war was declared against Axis - allied Hungary , Bulgaria , and Romania , because President Franklin Roosevelt thought it was improper to engage in hostilities against a country without a declaration of war . Since then , every American president has used military force without a declaration of war . </P>
who was the last president to receive a and actual formal declaration of war from congress
who was the last president to receive a and actual formal declaration of war from congress
President Franklin Roosevelt
President Franklin Roosevelt