Although the country is large, those who are warlike will perish; although the world is peaceful, those who forget about war will be in danger. "The Art of War"

I suddenly realize

The first half of the sentence applies to the American eagle, while the second half applies to the panda.

Of course, this is Eastern wisdom, perhaps it doesn't work for the bone-chilling Westerners?

Let the Anglo-Saxons and Jews continue their endeavors.

In addition,

Previously, trade tariffs did not require the approval of Congress from the President of the United States.

Sending troops to California does not require the governor's consent.

Now waging war does not require authorization from Congress.

Is there a problem with my understanding of the U.S. Constitution and the separation of powers?

Or is the United States itself in a constitutional crisis?