Experts say an escalating conflict could also worsen the US’s diminished stockpiles of munitions and air defense interceptors

CAIRO (AP) — A declared blockade of Saudi Arabia by Yemen's Houthi rebels has the potential to widen the Iran war and further disrupt global oil supplies and international trade.

If Yemen's Houthi rebels successfully blockade Saudi Arabian ships, global oil supplies could come under more pressure.

The Houthis' threats to block Saudi ports signify a troubling development in the Iran war, potentially raising US military commitments in the region. With a history of…