A decent summary of the U.S. National Defense Strategy 2018.

https://www.brookings.edu/blog/order...ense-strategy/

Order from Chaos, How to Read the 2018 NDS.

Remarkably, the NDS manages to be both pithy and blunt.
While the U.S. military faces five major challenges in line with American national security interests—China, Russia, North Korea, Iran, and terrorists—countering the first two across the spectrum of conflict, including at the high-end and in the gray zone, are prioritized in this strategy
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The NDS’s bumper sticker, “Compete, Deter, and Win,” should be viewed through the lens of major competitors, and the emphasis on lethality/modernization and readiness should be understood as helping the U.S. military regain its advantage over China and Russia. According to this strategy, prioritizing preparation for tomorrow and next week’s conflicts will come at the expense of fighting today’s wars against violent non-state actors.
As the author identifies, funding to implement the NDS still remains in question. It isn't wise to develop a fall back plan for Congress that costs less because they'll choose butter over guns if given the chance. It is wise to consider options if it doesn't get funded. The alternative strategy will probably nest in this section:

In the often-orphaned issues category, the NDS tackles two topics worth highlighting: operational concepts and professional military education. The inclusion of both issues underscores that fighting and winning in the future must not simply be about the right materiel solution, but also about how the U.S. military employs what it already has—above all, its people
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