Core Viewpoint - The upcoming 2025 U.S. Defense Strategy report indicates a significant shift in focus, prioritizing domestic and Western Hemisphere security over great power competition, suggesting a potential fundamental adjustment in U.S. defense strategy [1][4]. Group 1: Historical Context - The discussion around the adjustment of U.S. strategic focus has intensified since the 2008 financial crisis and China's rise as the world's second-largest economy in 2010, leading to increased U.S. vigilance towards China [2]. - The Obama administration's "Pivot to Asia" and subsequent strategies aimed to counter China's rise, with the Trump administration explicitly identifying China and Russia as primary strategic competitors [2][3]. - The Biden administration has continued this trend, labeling China as the "largest strategic competitor" and committing to "win" against China over the next decade [2]. Group 2: Current Strategic Focus - The draft of the new U.S. National Security Strategy and Defense Strategy emphasizes a shift towards prioritizing U.S. domestic issues and Western Hemisphere security, reflecting a broader global strategic adjustment [3][4]. - The U.S. has faced challenges in its Asia-Pacific strategy due to China's growing influence, prompting a reevaluation of its military and strategic resources in the region [3][4]. Group 3: Military Strategy in the Asia-Pacific - The current U.S. strategy in the Asia-Pacific is characterized by a focus on "remote deterrence" rather than traditional forward military presence, allowing for a more flexible and diversified approach to countering China [5][6]. - The U.S. is enhancing its capabilities in long-range deterrence, including strategic nuclear submarines and missile defense systems, while also increasing investments in non-traditional warfare areas such as cyber and space [6]. Group 4: Domestic Political Influences - Domestic political dynamics, including increasing polarization and calls for prioritizing internal issues, are influencing the U.S. strategic shift, with factions advocating for reduced foreign intervention [2][4]. - The "America First" policy under Trump emphasizes domestic governance and regional security, particularly in the Western Hemisphere, indicating a potential resurgence of Monroe Doctrine principles [10][11]. Group 5: Global Implications - The U.S. strategic adjustments are likely to reshape global security and economic environments, with a shift from unilateral dominance to a more multipolar competition [11][12]. - In the Asia-Pacific, the U.S. will continue to focus on countering China's rise through enhanced cooperation with regional allies, while in Europe, it may push for greater European defense autonomy [12].