The United States and its allies in the Gulf will discuss ways to expedite weapons sales during high-level meetings in Washington this week, followed by a likely trip to the region by a team of U.S. arms sales experts, U.S. and Gulf officials said on Tuesday.

Streamlining and accelerating sales of critical weapons will be a key topic during the summit, which is aimed at boosting security cooperation with Gulf Cooperation Council members.

President Barack Obama is expected to make a push to help its Gulf allies create a regionwide defense system to guard against Iranian missiles in hopes of allaying their anxieties over any nuclear deal with Tehran. Obama will be hosting the six-nation Gulf Cooperation Council at the White House and then at Camp David. […]