November 28, 2019 | 12:58pm | Updated November 28, 2019 | 1:43pm

The Trump administration’s acting deputy Homeland Security secretary was driven out of a Washington, D.C. bar Wednesday when the liberal former governor of Maryland publicly “shamed” him for carrying out the president’s immigration policies, according to a report.

Martin O’Malley, the former governor of Maryland, lit into Ken Cuccinelli at the Dubliner, a popular Irish bar on Capitol Hill, according to the Washington Post.

“Martin O’Malley just drove Ken Cuccinelli out of the Dubliner in DC w/ a passion-laced and shame-invoking tirade on behalf of immigrant refugee children!!!” tweeted Siobhan Arnold, a Villanova University media relations associate who was at the pub.

She later told the paper O’Malley said “something about [Cuccinelli’s] grandparents,” who may have been immigrants themselves — and Cuccinelli refused to respond.

“O’Malley was shouting,” Arnold said. “I don’t think Cuccinelli was responding. I think he’s like, ‘Time to go. Just got here and I’m leaving.’ He pretty much retreated.”

Political News: The Dubliner in Washington D.C.
The Dubliner in Washington D.C.Google Maps

Cuccinelli quickly left the bar, which had been hosting an event for Gonzaga College High School graduates, which both men attended in the 1980s.

O’Malley — a former Baltimore mayor who was Maryland governor from 2007 to 2015 — disputed Arnold’s account, saying he raised his voice “just to be heard” in the pub and didn’t shout, the paper reported.

Political News: Former Governor of Maryland Martin O'Malley
Former Governor of Maryland Martin O’MalleyAFP via Getty Images

He admitted to venting his frustration over the Trump administration’s separation of migrant children from their parents, and the detention of immigrants in chain-link enclosures, according to the paper.

“We all let him know how we felt about him putting