Pakistan, June 24 -- US Secretary of State Marco Rubio has launched a high-level Gulf tour to reassure regional allies concerned about the recent peace agreement between the United States and Iran. Beginning his visit in Abu Dhabi, Rubio aims to address growing questions over the deal's impact on regional security, military balance and future relations between Washington and Tehran. His trip comes as Gulf leaders closely examine the long-term consequences of the framework agreement reached last week.

Rubio is scheduled to hold talks with officials from the United Arab Emirates, Kuwait and Bahrain, as well as representatives of the Gulf Cooperation Council. While Gulf governments publicly welcomed efforts to end the conflict, many remain ...