"Trump's engaging in campaign activity during this trip is on Trump and Trump alone. Disgusting," Walter Shaub wrote.
"If you would have see what we had to go through in the darkened plane with all window closed with no light anywhere," Trump said. "Pitch black."
The visit came one week after President Donald Trump announced the withdrawal of U.S. troops from Syria.
Iraq and Syria both declared victory against ISIS late last year, but the jihadis have maintained a presence in the face of pro-government and U.S.-led airstrikes in the latter.
Iranian President Hassan Rouhani said "you will not be able to survive the debris of drugs, refugees and bombs and assassination" if U.S. sanctions hit.
The 1991 Gulf War looms large in George H.W. Bush's legacy.
"This is about what kind of country we have become and what kind of country we want to be."
Some believe that President Donald Trump will revalue the Iraqi dinar, regarded as a long-awaited prophecy for some get-rich-quick investors.
The bizarre memorial appeared last weekend, but no one knows who put it there.
Despite the kingdom's role in the death of journalist Jamal Khashoggi, the U.S. has emphasized the need to work with Riyadh against Tehran.
Iran's naval commander said "a fleet of warships of the Islamic Republic of Iran's Navy will be sent to Italy for a visit and interactions in the near future."
The report found that "high costs in war and war-related spending pose a national security concern because they are unsustainable."
Iran has not officially weighed in on the case of missing journalist Jamal Khashoggi, but it has criticized U.S. support for Saudi Arabia.
"This week [they are] a brigade working for a friendly organization, next week they've joined up with one or another terrorist organization," the U.S. special envoy to Syria said.
Syria's top diplomat said that victories against ISIS in his own country and Iraq "will benefit all the countries of the region and the world."
Russia Foreign Minister Sergey Lavrov said the U.S. is "illegally trying to create a quasi-state" for Kurds in eastern Syria.
"Iran is the origin of the current threat to Americans in Iraq," Secretary of State Mike Pompeo told reporters Wednesday.
An Iranian missile strike targeting jihadis just a few miles from U.S. troops in Syria was a response to warnings from the Trump administration.
An Arabic-language newspaper claimed Saudi Arabia purchased an Iron Dome system, but the Israeli Defense Ministry denied the report.
Up to 240 people, mostly Iranian ISIS supporters and minorities, were targeted in an operation called "Domestic Kitty."