How did the Trump administration change the US policy towards Iran after 2017?

Checked on September 27, 2025
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1. Summary of the results

The Trump administration implemented a dramatic reversal of US policy towards Iran after 2017, abandoning Obama's diplomatic engagement strategy in favor of an aggressive "maximum pressure" campaign. The policy shift began immediately after Trump took office, with the administration imposing a travel ban on Iranians, putting Iran "on notice" over missile tests, and quickly re-imposing sanctions on individuals and entities linked to Iran's missile program [1].

The most significant change occurred in May 2018 when Trump withdrew the United States from the Joint Comprehensive Plan of Action (JCPOA), also known as the Iran nuclear deal [1] [2]. This withdrawal marked the beginning of an unprecedented sanctions regime that added over 1,500 sanctions targeting Iran's finance, oil, shipping, and foreign firms [1]. The administration also created the Iran Action Group and designated the Islamic Revolutionary Guard Corps (IRGC) as a Foreign Terrorist Organization in 2019 [1].

Military escalation became another hallmark of Trump's Iran policy. The administration deployed carrier strike groups to the region and authorized the January 2020 strike that killed Qasem Soleimani, Iran's top military commander [1]. These actions represented a sharp shift from diplomatic engagement to coercive economic and military pressure [1].

According to Secretary of State Mike Pompeo's justification, the policy change was a response to the JCPOA's perceived flaws - the deal allegedly did not stop Iran's nuclear ambitions, missile development, or regional proxy wars [3]. The new approach involved re-imposing and expanding sanctions on Iran's central bank, IRGC, and terrorist proxies while using diplomatic pressure with allies and threatening to cut off Iran's oil revenues [3].

2. Missing context/alternative viewpoints

The analyses reveal several critical perspectives often omitted from discussions of Trump's Iran policy. International opposition to the US approach was significant, with Russia and China actively resisting American attempts to reimpose sanctions on Iran and viewing the US withdrawal as an attempt to "kill the deal from the outside" [4].

European allies found themselves in a difficult position, with the EU considering ways to resist US sanctions and maintain economic ties with Iran [5]. This created an opportunity for China to benefit from the situation while potentially undermining America's ability to impose sanctions unilaterally [5].

From Iran's perspective, the country maintained that it would not seek to build nuclear bombs and remained willing to cooperate with international partners, despite the increased pressure [6]. Iranian leadership consistently condemned what they viewed as Israeli ambitions for a "greater Israel" while dealing with Israeli attacks on Iranian territory [6].

Importantly, despite the heightened rhetoric and maximum pressure campaign, US intelligence assessments indicated that Iran was still not close to developing nuclear weapons [7]. This suggests that the policy's effectiveness in achieving its stated nuclear non-proliferation goals remained questionable.

The analyses also reveal that Trump's approach to Iran may have evolved over time, with some sources indicating that his administration later gave the green light for renewed diplomacy with Iran rather than reviving the maximum pressure policy, and that Trump reportedly rebuffed Israel's desire to launch military strikes against Tehran [8].

3. Potential misinformation/bias in the original statement

The original question itself appears relatively neutral and factual, simply asking about policy changes during a specific timeframe. However, the framing could potentially lead to incomplete understanding if not contextualized properly.

The question doesn't acknowledge the complex international dimensions of the policy change, potentially creating an impression that this was purely a bilateral US-Iran issue rather than one that significantly impacted global diplomatic relationships and international law [4] [5].

Additionally, the timeframe "after 2017" might suggest the changes were gradual, when in fact they began immediately upon Trump taking office and accelerated rapidly, with the most dramatic shift occurring in 2018 with the JCPOA withdrawal [1].

The question also doesn't hint at the contested effectiveness of these policy changes, which is crucial context given that the maximum pressure campaign failed to disrupt Iran's nuclear program according to some analyses [2], while US intelligence continued to assess that Iran remained far from nuclear weapons capability despite the escalated tensions [7].

Want to dive deeper?
What were the key provisions of the Joint Comprehensive Plan of Action (JCPOA) before the US withdrawal in 2018?
How did the Trump administration's 'maximum pressure' campaign against Iran affect the country's economy?
What role did the US withdrawal from the JCPOA play in the escalation of tensions between the US and Iran in 2020?
How did the international community, including the EU, respond to the US withdrawal from the Iran nuclear deal?
What were the implications of the Trump administration's designation of the Islamic Revolutionary Guard Corps (IRGC) as a Foreign Terrorist Organization (FTO) in 2019?