Trump warns China and Russia: ‘Arm Iran and it will be very bad for you’

US President Donald Trump has delivered a blunt warning to China and Russia, saying there would be serious consequences if either country supplied weapons or military support to Iran.

Speaking amid heightened geopolitical tensions in the Middle East, Trump said any effort to strengthen Iran's military capabilities through foreign arms transfers would be viewed as a major escalation.

Trump's warning

Addressing reporters, Trump warned both Beijing and Moscow against providing military assistance to Tehran.

"Arm Iran and it will be very bad for you," the US President said, signalling that Washington would closely monitor any such developments.

While Trump did not specify what actions the United States might take in response, his remarks reflected the administration's increasingly hardline stance on Iran and its international partners.

Why the warning matters

The comments come at a time of heightened tensions involving Iran, Israel and the United States, with concerns growing over regional security and the potential expansion of military cooperation between Tehran and its allies.

Washington has repeatedly accused Iran of supporting armed groups across the Middle East, while also expressing concern over Tehran's missile and defence programmes.

The United States has long opposed any transfer of advanced weapons or military technology that could enhance Iran's strategic capabilities.

China and Russia's ties with Iran

Both China and Russia maintain diplomatic and economic relations with Iran, although the nature and extent of military cooperation vary.

In recent years, the three countries have participated in joint naval exercises and expanded strategic engagement, prompting increased scrutiny from Western governments.

Neither Beijing nor Moscow immediately responded to Trump's latest remarks.

Regional tensions remain high

Trump's statement comes as the Middle East continues to witness heightened diplomatic and military activity.

Analysts say any significant increase in military cooperation between Iran and major global powers could further complicate regional security dynamics and deepen tensions between Washington and its geopolitical rivals.

For now, there is no indication that new arms transfers have taken place, but Trump's warning highlights the administration's determination to deter any move that could strengthen Iran's military position.