Iran has supplied weapons, money and training to the Shi’ite Houthi militia that seized Yemen’s capital in September, as Tehran steps up its regional power struggle withSaudi Arabia, Yemeni and Iranian officials say.

Exactly how much support Iran has given the Houthis, who share a Shi’ite ideology, has never been clear. Sunni countries in the Gulf accuse Iran of interference via Shi’ite proxies in the region, something Tehran denies.

But Reuters has details — from Yemeni, Western and Iranian sources — of Iranian military and financial support to the Houthis before and after their takeover of Sanaa on Sept. 21. […]