A record U.S. arms deal with Saudi Arabia is part of an effort to put pressure on Iran, partly by strengthening alliances with oil-rich neighbors also concerned by Iran's rise.
Washington has promised to increase development assistance to Yemen to about $63 million this year, but that's dwarfed by Saudi Arabia's pledge of $1.25 billion for its poor, unstable neighbor.
The US pledged $900 million, but said the money would not go to Hamas.
States scramble to protect themselves from skyrocketing energy costs, but measures such as government subsidies are proving ineffective.
After an Islamist victory in Kuwaiti elections, lawmakers' new agenda reflects a regional debate over the pace of social change as economies surge.
It was uniquely positioned to broker a deal this week between warring factions in Lebanon.
President Mahmoud Ahmadinejad stops in India Tuesday after visiting Pakistan and Sri Lanka on a trip aimed at inking energy deals and curbing the West's influence.
On a three-day trip, President Nicolas Sarkozy also inked economic and nuclear deals with Gulf states.