The War Powers Resolution [1] requires Congressional notification within 48 hours and limits engagements to 60 days without further approval. Congress hasn't d

The War Powers Resolution [1] requires Congressional notification within 48 hours and limits engagements to 60 days without further approval. Congress hasn't declared war since WW2, but they have been required to both approve military deployment and spending for every conflict since. Most controversially, the Authorization for Use of Force in Iraq [2]. [1] https://en.wikipedia.org/wiki/War_Powers_Resolution#Questions_regarding_constitutionality https://en.wikipedia.org/wiki/War_Powers_Resolution#Question... [2] https://en.wikipedia.org/wiki/Authorization_for_Use_of_Military_Force_Against_Iraq_Resolution_of_2002 https://en.wikipedia.org/wiki/Authorization_for_Use_of_Milit...