President Donald Trump speaks during a meeting with Iraqi Prime Minister Haider al-Abadi in the Cabinet Room of the White House in Washington, Monday, March 20, 2017.
The pressure from the Iraq officials included a phone call between Trump and Abadi on February 10 and an in-person conversation between Abadi and Vice President Mike Pence in Munich, Germany, on February 18.
US President Donald Trump has questioned the Iran nuclear deal amid a visit by Iraqi Prime Minister Haider al-Abadi.
"One of the things I did ask is, 'Why did President Obama sign that agreement with Iran?' because nobody has been able to figure that one out", Trump said.
Emerging from his first meeting with President Donald Trump, Iraqi Prime Minister Haider al-Abadi said Monday he was assured the USA will accelerate its support for his country's struggle against the Islamic State group.
The Republican president welcomed the Iraqi premier to the White House for his first meeting since Trump gained power.
Trump also affirmed U.S. support for the fight against the terrorist group ISIS and said "a lot of things are different than they were just five or six weeks ago" in that regard.
Prime Minister Haider al-Abadi posed for photos in the White House driveway and the Oval Office before the pair commenced bilateral meetings.
Trump campaigned on a promise to dramatically increase the battle against IS militants.