Juan de Velasco Juan de Velasco Juan de Velasco y Pérez Petroche (1727–1792) was an 18th-century Jesuit priest, historian, and professor of philosophy and theology from the Royal Audience of Quito. He was born in Riobamba to Juan de Velasco y López de Moncayo and to María Pérez Petroche. Among the universities where he taught was the Universidad de San Marcos in Lima in the Viceroyalty of Peru. He is best known for his history book "Historia del Reino de Quito", although he also wrote books in fields other than history, such as physics textbooks and poetry anthologies. The book "Historia del Reino
Provisional Revolutionary Government of the Republic of South Vietnam Provisional Revolutionary Government of the Republic of South Vietnam The Provisional Revolutionary Government of the Republic of South Vietnam (PRG) was formed on June 8, 1969, as an underground government opposed to the government of the Republic of Vietnam under President Nguyễn Văn Thiệu. Delegates of the National Liberation Front, as well as several smaller groups, participated in its creation. The PRG was recognized as the government of South Vietnam by most communist states. It signed the 1973 Paris Peace Treaty as an independent entity, separate from both South Vietnam and North Vietnam. It became the provisional government of South