[4] He was part of the delegation led by Harris Chowdhury, political secretary to Prime Minister Khaleda Zia, that negotiated with Bangladesh Non-government Primary Teachers Association to end their hunger strike in June 2006.

[5] In October 2006, he was part of the delegation which brought a letter of congratulations to Muhammad Yunus from Prime Minister Khaleda Zia on winning the Nobel Peace Prize.

[6] Ansarey was part of a 2011 delegation let by former Prime Minister Khaleda Zia to the United States and United Kingdom in 2011 which also included Abdul Awal Mintoo, Maruf Kamal Khan, Nooruddin Ahmed, Sabiuddin Ahmed, Shafik Rehman, Shimul Biswas, and Shamsher M.

[7][8] After the tour, the delegation claimed the United States will suspend contributions to Bangladesh under the Millennium Development Accounts until the government resolves its issues with Muhammad Yunus.

[9] On 7 February 2010, he conducted a grassroot meeting of Bangladesh Nationalist Party activists in Sylhet District where the coordinator was M Ilyas Ali.

[4][10] Ansarey went into exile to the United States during the rule of Prime Minister Sheikh Hasina in January 2015 in face of government oppression.

[14] In November 2022, Counter Terrorism and Transnational Crime of Bangladesh Police sued Ansarey under the Digital Security Act along with Pinaki Bhattacharya and Mofizur Rahman.