The Washington Post reports: Qatar said Thursday it has restored diplomatic relations with Iran, marking a further break with Arab nations that have joined against Qatar for its links to Islamist groups and others perceived by U.S. allies as regional threats.

The decision ignores demands by Qatar’s neighbors — led by Saudi Arabia — to limit ties with Tehran and threatens to deepen the region’s worst diplomatic crisis in decades, which has complicated Washington’s policies in the Middle East.

Qatar hosts U.S. warplanes at a major air base and serves as a logistical hub for Pentagon operations.

“The State of Qatar expressed its aspiration to strengthen bilateral relations with the Islamic Republic of Iran in all fields,” Qatar’s foreign ministry said in a statement.

The brief statement made no mention of the tensions that have roiled the Persian Gulf since June, when Saudi Arabia and three other Arab nations severed ties with Qatar. The Arab bloc shut down borders, airspace, and shipping lanes after accusing the tiny, energy-rich nation of backing terrorism for ties with groups such as Egypt’s Muslim Brotherhood. [Continue reading…]