The article presented the spread and existent history of Catholicism in Quang Tri, Vietnam. Especially, researching the impact of emigration in 1954, the article set up some features of Catholicism there such as: both the witness and the protagonist of emigration in 1954
the migration not only from the North to the South, but also from a half side of the province to the other half
always being in the state of disturbance because of migrating many times according to the happenings of the time
creating a private appearance in the South half of province
establishing La Vang holy land.