US war on Iran ...
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Therefore, these divisions can be seen as serious evidence that, prior to the outbreak of war, there was neither a complete intelligence consensus nor a clear strategy regarding objectives, costs, and the endgame of the conflict.
Democratic rivals of the Trump administration made several attempts in Congress to limit the president’s war powers, yet each effort failed due to opposition from Trump’s fellow Republicans. What explains this?
The failure of Democratic efforts to limit presidential war powers should be seen as a combination of political calculation and institutional considerations. On one hand, Republicans aligned with Trump were unwilling to display signs of division or weaken their political leadership in the midst of a crisis; therefore, opposition to limiting measures was less about the “nature of the war” and more a political response aimed at preserving party cohesion and supporting the president. On a deeper level, segments of the US power structure are reluctant to see the president’s authority as commander-in-chief curtailed, as these powers are considered part of the traditional flexibility embedded in US foreign and military policy. As such, Republican opposition was not only politically motivated, but also partly rooted in defending the institutional balance of power within the American political system.
What impact does this situation have on the political legitimacy of the White House’s decision? Can it be said that this war has faced a domestic legitimacy crisis from the outset?
Overall, these developments—from widespread public opposition to divisions within security institutions and clashes in Congress—have inevitably had a significant impact on the political legitimacy of the White House’s decisions. In the US political system, the legitimacy of military action is not confined to the executive branch alone; it largely depends on the level of consensus across public opinion, higher institutions, and the broader political structure. When such consensus fails to materialize, a decision to go to war—even if legally within presidential authority—will face serious domestic doubts. From this perspective, such a war can be seen as having encountered a form of internal challenge or erosion from the very beginning. In other words, this does not necessarily imply a complete absence of legitimacy, but rather indicates that its political and social backing has been fragile and contested. Under these conditions, the longer or more costly the war becomes, the more these legitimacy gaps are likely to play out and turn into a source of political pressure on the government.