Quadratus (martyr)

• Crucifixion / Resurrection / Ascension
  of Jesus

Autocephalous Churches who are officially part of the communion:

Autocephaly recognized by some autocephalous Churches de jure:

Autocephaly and canonicity recognized by Constantinople and 3 other autocephalous Churches:

Semi-Autonomous:

• National churches:

• Evangelical Orthodox

• First Seven Ecumenical Councils:

• Other possible ecumenical councils:

• Other important councils:

• History of Eastern Orthodox theology
  • (20th century (Neo-Palamism))

• Differences from the Catholic Church
• Opposition to the Filioque
• Opposition to papal supremacy

• Divine Liturgy
• Divine Services

• Paschal cycle
• 12 Great Feasts
• Other feasts:

• The four fasting periods: