Analyzing Post-2010 China-US Defense Expenditures: Uncovering the NewArmsRace

The New Arms Race encapsulates a dynamic geopolitical competition characterized by escalating military capabilities and strategic posturing between the U.S and China. Amidst the intensifying Sino-US arms race, the objective of this research is to examine the trends and patterns of Sino-USdefense spending’s (2010-2022) to analyze the evolving military competition's strategic, economic and social implications, contributing to the discourse on global security and stability. Data from reputable sources like SIPRI, IISS, plus official budget reports and defense White-Paper’s inform the analysis. Using a mix-method approach, quantitative data is descriptively presented to highlight trends, patterns, and significant changes over time. Plus, qualitative analysis is conducted to interpret the implications of these expenses, drawing on International Relation’s theories and expert opinions to assess how shifts in military spending influences power dynamics, alliances, and conflicts? The results show that, the global military expenditures surpassed $2240 billion. China's defense spending has seen a 29-year consecutive increase, while the US maintains its top spender status, propelled by ongoing modernization efforts and diverse geopolitical strategies. This study is Grounded in the "Security Dilemma" framework, assumes that potential enemies would viewa country's attempts to strengthen its security as a threat, setting off a cycle of action and reaction that deepens mutual suspicions and contributes to the potential for an arms race. Due to the Sino-US ongoing military modernization plans and diverse geopolitical strategies, it is suggested that this tendency will persist in the foreseeable future.