By Parisa Hafezi and Angus McDowall

DUBAI, July 20 (Reuters) - Opposition to Iran's clerical rulers has long simmered in the country's impoverished south. But after bearing the brunt of U.S. strikes this month, many residents are directing their anger at President Donald Trump and an air campaign they say has upended their lives.

By Jonathan Saul

LONDON, July 20 (Reuters) - Oil transfers between tankers in waters outside the Strait of Hormuz have slowed following a wave of recent attacks on vessels by Iranian forces, according to satellite analysis and sources.

Since the start of the Iran war in late February, ship-to-ship (STS) transfers between tankers have helped enable oil to leave the Gulf despite the threats to commercial vessels sailing through the Strait of Hormuz.

(Corrects Palestinian death toll to 73,000 from 67,000, in paragraph 17)

By Nidal al-Mughrabi

July 20 (Reuters) - Khalil Al-Hayya, a senior Hamas official who survived an Israeli raid on Qatar in September last year and who is seen as having good ties with Iran, was named on Monday as the overall leader of the Palestinian militant group.

Hayya, who lost a son in the Gaza conflict and two sons in previous wars, has been based with other Hamas leaders in Doha.

DUBAI, July 20 (Reuters) - Mediators have passed Iran a proposal to de-escalate the war with the U.S. that would offer a 10-day ceasefire to find ways to revive an interim deal reached last month, a senior Iranian official told Reuters on Monday.

(Reporting by Dubai Newsroom; Editing by Aidan Lewis)

SOFIA, July 20 (Reuters) - Bulgaria, a NATO and EU member, will seek parliamentary approval on Monday for up to eight U.S. tanker aircraft to be stationed at a military airport, Prime Minister Rumen Radev said, after a move to place such planes at a civilian airport triggered controversy.

The government will ask parliament to approve a request by Washington to station tanker planes at the Bezmer military facility to support the U.S. military's operations in the Middle East, Radev told an annual conference of Bulgarian Ambassadors in Sofia.

By Trevor Hunnicutt

JOINT BASE ANDREWS, Maryland, July 19 (Reuters) - U.S. President Donald Trump said on Sunday that the Qatari-donated jet that serves as an Air Force One plane will soon be sent away for upgrades, following questions about the plane's security features.

Trump started flying aboard the jumbo jet on July 1 after accepting the plane as a gift last year, when an accelerated effort to renovate the Boeing 747 for presidential use began.