The New Mon State Party (NMSP) and the Lahu Democratic Union (LDU), both based near Myanmar's border with Thailand, became the first signatories to the NCA under the current dispensation of the Aung San Suu Kyi-led National League for Democracy.
The foreign secretary spoke to Ms Suu Kyi about the Rohingya crisis during a visit to Myanmar.
The Nobel Peace Prize victor had been criticized overseas for not standing up for the largely stateless Rohingya in the western state of Rakhine, where an army crackdown forced more than 688,000 to flee to Bangladesh since August 25 a year ago.
"I have seen nothing like it in my lifetime".
"And, really, what I was trying to get over to her is the importance of her leadership". I think she's done incredible things in her life.
'I don't think it has come through to her, the full extent, the horror of what has happened, the sheer devastation, ' the Foreign Secretary said.
"I believe she can still make a change and make a difference".
Everyone Went to Ellen DeGeneres' Star-Studded 60th Birthday Party
Ellen opened up about the party on the February 13, 2018 episode of her show, after sharing several photos of it on Instagram . The who's who of Hollywood came out for Ellen DeGeneres Saturday night.
It quoted Johnson as expressing to her his "deep concern" about the future of Rohingya refugees in Bangladesh.
Around 700,000 Rohingya Muslims have been forced to flee to neighbouring Bangladesh following ethnic violence in the country, with troops accused of horrific widespread abuses.
Earlier this month, a senior United Nations official said the violence bears "the hallmarks of a genocide".
'I don't know whether you've ever seen anything like it done by mankind against our fellow man.
He said during the visit: 'I have seen for my own eyes the horrendous living conditions the Rohingya people are having to endure and it has only further strengthened my commitment to working with global partners to improve the lives of these people in 2018. Buddhist villagers attacked some of them with swords and soldiers shot the others dead, it said.
Mr Johnson will also meet the chair of the Advisory Board on the Rakhine Advisory Commission, Surakiart Sathirathai.
But he dismissed a "farcical account" that the villagers themselves had set alight to their own properties.
Md Shahriar Alam spoke to the media about the government position after accompanying a European Union delegation during their visit to a refugee camp in Cox's Bazar on Monday.