On a visit to Kuwait, Pompeo says the crisis that has roiled the Gulf Cooperation Council for almost two years is hindering efforts to combat regional threats posed by Iran, the Islamic State group and others.
Bahrain, Egypt, Saudi Arabia and the United Arab Emirates began a boycott of Qatar in June 2017, alleging that Qatar funds extremists and has too-cozy ties to Iran.
Qatar has long denied funding extremists, but Doha shares a massive offshore natural gas field with Tehran.