At the root of the recent spike in tensions appears to be Trump’s decision a year ago to pull out of the nuclear deal.
Saudi news agency SPA reports that an Egyptian resident is dead as a result of seven missiles fired into the country from Yemen.
The country is being ravaged by war.
A nearly three-week military blockade has left about 7 million people facing famine.
People at the scene said the warplanes were believed to be from a Saudi-led Arab coalition waging a campaign against the Houthi movement.
President Donald Trump honored Saudi Arabia with his first overseas visit. After once accusing Saudi Arabia of blowing up
Health officials declared a state of emergency in Yemen's capital.
A Saudi-led coalition is preparing an offensive against one of the last entry-points for humanitarian aid in Yemen.
Yemen’s conflict has claimed the lives of more than 10,000 people and pushed the impoverished country to the brink of famine.
Many waved national colors and denounced the U.S. and Saudi Arabia over the conflict.
The U.N. said more than 4,700 civilians have been killed and 8,200 injured in the war, which enters its third year Sunday.
At least 1,500 child soldiers have been lured into the raging conflict.
A Saudi-led coalition appears set to attack the port in Yemen where nearly all the country's food comes in.