Separation of powers is supposed to stop tyranny. But is it eroding?

Harry Truman had a problem. Two years earlier, he had sent American troops across the Pacific to defend South Korea against a communist invasion from the North. He did so without a formal declaration of war or any other authorization from Congress. This might pose a constitutional problem, but Truman had a concrete problem as well. Thousands of American soldiers, on his watch, were fighting a bloody overseas war. To win, they needed tanks, guns and other weaponry. And to procure such armaments, Truman needed steel.

That was his problem....