Warships from the US Navy and allied nations have intercepted four weapons shipments from Iran to war-ravaged Yemen since April 2015, a US admiral said Thursday.

Yemen has been rocked by conflict since Iran-backed Huthi rebels overran the capital Sanaa and other large parts of the country in 2014, prompting military intervention by a Saudi-led coalition in March last year in support of the internationally recognised government.

The United States and Saudi Arabia have accused Iran of arming the insurgents, and while Tehran denies the charges, the coalition has since enforced maritime and air controls over the Arabian Peninsula country. […]