Analysis of information sources in references of the Wikipedia article "Nhà thờ chính tòa Phnôm Pênh" in Vietnamese language version.
Following its seizure of power in April 1975, the Khmer Rouge regime proclaimed a return to “Year Zero” and set about demolishing links to the past, to the outside world and to religion. The...regime attacked Christian places of worship, even disassembling the Catholic cathedral of Phnom Penh stone by stone until only a vacant lot remained. The Khmer Rouge destroyed all 73 Catholic churches in existence in 1975.
