On the morning of Friday, August 22, 2025, the College of Social Sciences and Languages (CSSL) of the National Defence University of Cambodia, in collaboration with the Royal Australian Defence Force, held the official closing ceremony of the 2025 Regional English Language School Seminar under the co-chairmanship of His Excellency Lieutenant General DOK Sopha, Rector of the National Defence University, and Group Captain Tony Peck, Chief of the Australian Defence Attaché Office in the Kingdom of Cambodia, at the CSSL auditorium. It is worth noting that the week-long seminar was jointly organized by the CSSL and the Royal Australian Defence Force to share and exchange best practices in English language teaching, with participants from ten countries: Australia, Cambodia, Indonesia, Laos, Malaysia, Mongolia, New Zealand, Timor-Leste, Tonga, and Vietnam. Finally, the National Defence University expresses its deep appreciation to all delegates, especially the Royal Australian Defence Force through the Defence Attaché Office of the Australian Embassy in Cambodia, for their cooperation and hard work in ensuring the smooth and successful organization of the seminar. The National Defense University wishes all delegates of the 2025 Regional English Language School Seminar a safe journey home.

On the afternoon of Wednesday, August 11, 2025, the National Defense University was honored to welcome delegates from ten countries attending the Regional English Language School Seminar, who visited the University and carried out the following activities: 1. Paid a courtesy call and joined a solidarity dinner with His Excellency Lieutenant General DOK Sopha, Rector of the National Defense University. 2. Attended a presentation on the progress of the General English Language Training Program at the College of Social Sciences and Languages, as well as the development of the National Security Training Program. 3. Concluded their visit with a tour of the offices, centers, colleges, and conference buildings affiliated with the National Defense University. The National Defense University extends its sincere appreciation to all the delegates for taking the time to visit and wishes them great success in their endeavors and a safe return journey.

On the morning of Monday, August 18, 2025, His Excellency Lieutenant General DOK Sopha, Rector of the National Defense University, had the honor of co-presiding over the 2025 Regional English Language School Seminar with Group Captain Tony Peck, Chief of the Australian Defence Attaché Office in Cambodia, and Commander Peter Russell, Commander of the Australian Defence International Training Centre, during the official opening ceremony at the Himawari Hotel in Phnom Penh. It is worth noting that this seminar was jointly organized by the College of Social Sciences and Languages of the National Defense University of Cambodia and the Royal Australian Defence Force to share and exchange best practices in English language teaching, with participants from ten countries: Australia, Cambodia, Indonesia, Laos, Malaysia, Mongolia, New Zealand, Timor-Leste, Tonga, and Vietnam.

On Saturday, August 16, 2025, the National Defence University team delivered food supplies and essential items donated by philanthropists through the University to support frontline soldiers who are standing on the battlefield to safeguard the sovereignty and territorial integrity of the Kingdom of Cambodia. These donations were distributed to 14 border units in the first direction, as follows: 1. Division 3 Headquarters 2. Bodyguard Headquarters 3. Tank Headquarters, High Command Headquarters 4. Artillery Headquarters, High Command Headquarters 5. Artillery Headquarters, Army Headquater 6. Intervention Brigade No. 7 7. Intervention Brigade No. 8 8. Intervention Brigade No. 9 9. Intervention Brigade No. 1 10. Intervention Brigade No. 128 11. Special Forces Command 911 12. Intervention Brigade No. 6 13. Royal Gendarmerie 14. Preah Vihear Provincial Military Operations Zone