According to this view, the Church, in the role of a latter-day Noah's Ark, saved the Greek nation in the centuries of the Turkish and Western "deluge" following the fall of the eastern Roman empire in 1453.
The Orthodox Church, by protecting the true faith against both Muslim and Latin temporal princes in the centuries of foreign rule, preserved Greek identity and kept the Greek nation from being assimilated by the nations of its foreign rulers.
Indeed, many Orthodox prelates assumed a leading role in insurgent Greece and played an important part not only in ecclesiastical but also in political and military matters.
Following Independence, a Latin prince and his Western advisers severed the links that had united the Church of Greece with the Ecumenical Patriarchate and placed the Church under the authority of his temporal power.
[1] History Church Fathers Greek War of Independence Modern Greece