(I'm posting this in light of the recent Synod in Crete.)
But the Roman Church does not attack these traditions, I hear my readers cry! Well, no, but yes.
Here are some extracts from the FIUV Position Paper on the Traditional Mass and the Eastern Churches.
... the Latin reform saw the almost universal abandonment of the Latin
tradition of liturgical orientation: the celebration of Mass by a priest facing liturgical east,
which meant (outside a small number of exceptional churches), facing the same way as
the Faithful. The promotion of this change, which was not discussed by the Second
Vatican Council and has never been made obligatory in the Latin Church, has been
accompanied by a polemic against the traditional practice, which is disparagingly
described as ‘the priest turning his back on the people’. This polemic is not endorsed in
the Church’s official documents and has often been criticised, notably by Pope Benedict
XVI. It is, nevertheless, very widespread, and is clearly applicable to the tradition of
worship ad orientem in the Eastern Rites. The Congregation for the Oriental Churches
has felt it necessary to address the issue in the Instruction
Il Padre, (107):