Noun
(idiomatic, US, chiefly colloquial) Authorization that is extremely difficult to get, especially in a timely fashion.
Does it take an act of Congress just to get a stop sign on a corner?
(literally, US politics) A statute enacted by the United States Congress.
Source: en.wiktionary.orgI do not think the United States would come to an end if we lost our power to declare an Act of Congress void. I do think the Union would be imperiled if we could not make that declaration as to the laws of the several States. Oliver Wendell Holmes Jr.
Again, in Wag the Dog, war has to be declared by an act of congress. But if you go to war, you don't have to declare war. You're just at war and we did that, which is not legal. Val Kilmer
By Act of Congress, approved December 14, 1944, the grade of Fleet Admiral — the highest grade in the Navy — was established and the next day President Franklin Roosevelt appointed Admiral Nimitz to that rank. Source: Internet
Confederate Act of Congress for "provisionals" on March 6, 1861, authorized 100,000 militia and volunteers under Davis' command. Source: Internet
"Marshall The Supreme Court did not declare another Act of Congress unconstitutional until the disastrous Dred Scott decision in 1857, held after the voided Missouri Compromise statute, had already been repealed. Source: Internet
No. 4 President Abraham Lincoln signed an Act of Congress on July 1, 1864, ceding the Yosemite Valley and the Mariposa Grove of Giant Sequoias (later becoming Yosemite National Park ) to the state of California. Source: Internet