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In page Sisters of La Retraite:

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On 11 May 1966, the Holy See decreed that the three congregations of the retreat: the united Quimper and Angers congregation; the Sisters of La Retraite in Vannes founded by Catherine de Francheville in 1675;[citation needed] and the Congregation of the Retreat of the Sacred Heart in Bruges founded by Mother Marie des Anges in 1875; would be centralised into one institute based in Saint-Germain-en-Laye, and called the Sister of La Retraite.[2][3]