Hanoi, June 15 -- President of the Vietnam Fatherland Front (VFF) Central Committee Bui Thi Minh Hoai has sent a congratulatory letter to dignitaries and followers of Tu An Hieu Nghia Buddhism on the occasion of the religion's Great Tam Hop Festival 2026. Tu An Hieu Nghia Buddhism is an indigenous religion of Vietnam, founded on the principle of repaying the Four Great Debts of Gratitude, namely gratitude to ancestors and parents, the nation, the three treasures of Buddhism, and fellow citizens and humanity. The religion upholds filial piety, patriotism, compassion, community solidarity, and responsibility toward the homeland and the nation. These noble values enrich Vietnam's cultural and moral traditions, strengthen the great national s...