UN investigators believe Myanmar's security forces may have carried out ethnic cleansing of the persecuted minority during a months-long operation in the north of Rakhine State.
The military campaign has left hundreds of Rohingya dead and forced some 75,000 to flee across the border to Bangladesh, bringing harrowing accounts of rape, torture and mass killings by soldiers.
Myanmar has repeatedly rebuffed the allegations, saying troops were carrying out necessary counter-insurgency operations after Rohingya militants attacked police border posts in October.
Powell, who was chief of staff to former British prime minister Tony Blair, helped broker the Good Friday agreement in 1998 that ended decades of violence between Catholic Irish nationalists and Protestant British unionists in Northern Ireland.
Also Read
After the "terrorist attack... The Tatmadaw (Myanmar military) helped the police take security measures," the army commander said, according to a statement released on Friday.
"Such occurrence was similar to that of Northern Ireland."
Stripped of citizenship by Myanmar's former military leaders in 1982, the Rohingya, who have lived in Rakhine for generations, are loathed by many in the Buddhist-majority country who claim they are illegal immigrants from Bangladesh and refer to them as "Bengalis".
Deadly communal violence in 2012 forced more than 120,000 Rohingya into squalid displacement camps where they live in apartheid-like conditions with little access to food, healthcare or education.
"First, they must accept themselves Bengalis, not Rohingya," Min Aung Hlaing said.
Powell was Britain's chief government negotiator on Northern Ireland from 1997 to 2007 and now heads conflict resolution NGO Inter Mediate.
Disclaimer: No Business Standard Journalist was involved in creation of this content