The Cambodian uprising of 1840–1841 was a general uprising of Khmer people against direct Vietnamese rule in September 1840. In response to Siamese invasion of Cambodia and Southern Vietnam in 1833, t
Nguyễn Văn Thoại the bảo hộ or Vietnamese resident of Cambodia, posthumously honored as Thoại Ngọc Hầu.
Siamese invasion of Cambodia and Southern Vietnam in November 1833 led to the Battle of Vàm Nao in January 1834, resulting in Siamese retreat and Vietnamese exertion of authority over Cambodia.
Provincial government reform of Trấn Tây in 1840 redivided Cambodia into ten districts, four under direct central administration, two each under governors of Hải Tây (Pursat) Hải Đông (Kampong Thom) and Sơn Tĩnh (Sambok).
The Siamese–Vietnamese War of 1840–1845 was a military conflict between the Đại Nam, ruled by Emperor Minh Mạng and then Emperor Thiệu Trị, and the Kingdom of Siam, under the rule of Chakri King Nangk
Siamese and Vietnamese troops invasion in Battambang
Phairiphinat Fort (Thai: ป้อมไพรีพินาศ) was one of the two forts built by Kham Bunnag at the mouth of Chanthaburi River in 1834 to defend Chanthaburi against possible Vietnamese attacks.
Cambodian uprising against Trấn Tây government; September–October 1840 Details about Cambodian regional cliques taken from Thai Archives of the Vietnamese army during the reign of Rama III (in Thai). Cambodian regional cliques: Oknha Outey Thireach Hing of Samraong Tong Oknha Vongsa Anchit Mey of Bati Oknha Chettha Montrey Ba of Baray Oknha Chakrey Nong of Ba Phnum Oknha Norensena Ten of Chhlong Khmer Krom uprising in Tịnh Biên and Thất Sơn Mountains